English “that,” “so that,” and “that not” conceal several Latin structures. Ut normally introduces a positive purpose, result, command-like substantive clause, or an event that happens; nē introduces negative purpose, negative command, prevention, or a feared positive event; quīn is licensed chiefly by a negative or virtually negative governing expression and denies an exception or obstacle; quod presents a fact, reason, or topic as a proposition. These are not interchangeable translations of “that.”
Start from the governing expression, not the English conjunction. Then test polarity and ask whether the subordinate content is projected, consequential, prevented, unavoidable, or treated as a fact.
A form-first map
| Marker | Core Classical environments | Usual mood | Fast diagnostic |
|---|---|---|---|
| ut | positive purpose; result; positive command/request; “it happens that” | subjunctive in these uses | goal, outcome, or requested event is positive |
| nē | negative purpose/command; verbs of preventing; fear of an event | subjunctive | the projected event is to be avoided |
| quīn | after negated doubt, denial, hindrance; “no one who does not” | subjunctive | a negative governor leaves no exception or successful obstacle |
| quod | fact, cause, explanatory topic; some factive/emotional complements | often indicative; subjunctive for attributed or otherwise modalized content | “the fact that” or “because” fits |
Ut: positive projection or consequence
With the subjunctive, ut has several productive uses. A purpose clause projects a goal; a result clause states a consequence; a substantive clause after verbs of commanding, requesting, bringing about, or happening supplies the content required by the governing verb.
Mīlitēs hortātus est ut fortiter pugnārent.
He urged the soldiers to fight bravely.
Tam fortiter pugnāvērunt ut hostēs fugerent.
They fought so bravely that the enemy fled.
Accidit ut eōdem diē advenīremus.
It happened that we arrived on the same day.
The first is requested action, the second consequence, and the third a substantive event clause. The conjunction is the same, but the governing syntax differs. Do not force every ut into the label “purpose.” The dedicated purpose-or-result guide supplies the finer test.
Nē: an event rejected in advance
Nē marks the negative counterpart of purpose and indirect command. It also follows verbs of hindering or taking care when the intended outcome is that something not occur.
Portās clausērunt nē latrōnēs intrārent.
They closed the gates so that the robbers would not enter.
Imperātor mīlitibus praecēpit nē castra relinquerent.
The commander ordered the soldiers not to leave the camp.
Cavē nē cadās.
Take care not to fall.
After verbs of fearing, Latin polarity appears reversed from English expectations: timeō nē veniat means “I fear that he may come,” because nē introduces the event one wants to avert. Timeō ut veniat means “I fear that he may not come,” because ut introduces the desired but doubtful outcome.
Timeō nē frāter serō veniat.
I fear that my brother may come late.
Timeō ut auxilium tempore veniat.
I fear that help may not come in time.
Quīn: no remaining exception or obstacle
Quīn is especially at home after a negative, interrogative equivalent to a negative, or an expression of hindrance. It commonly follows nōn dubitō, nōn est dubium, nōn recūsō, nōn possum facere, and negative statements of prevention. It can often be paraphrased “that … not,” “but that,” or “without.” Its syntax, not a single English gloss, unifies the uses.
Nōn dubitō quīn vērus amīcus sit.
I do not doubt that he is a true friend.
Nēmō est quīn aliquandō erret.
There is no one who does not sometimes make a mistake.
Retinērī nōn potuit quīn statim proficīscerētur.
He could not be kept from setting out at once.
The governing negative removes doubt, denies an exception, or says that prevention failed. Without such licensing, ordinary quīn is not simply a stylish substitute for ut or quod. Quīn also survives as an emphatic adverb “indeed, rather” in dialogue (literary/informal within ancient dialogue); that independent adverb is not the clause construction described here.
Quod: a fact or reason made explicit
Quod can mean “because” and can introduce a proposition conceived as the fact that something is so. It is natural after some verbs of emotion or factive evaluation and in apposition to a demonstrative such as illud.
Gaudeō quod valēs.
I am glad that you are well.
Tibi grātiās agō quod mē adiūvistī.
I thank you because you helped me.
Illud molestum est, quod tam diū absēs.
This is distressing: the fact that you have been away so long.
The indicative presents the proposition as the writer’s fact. A subjunctive can mark a reason attributed to someone else, a rejected allegation, or modal attraction; quod itself does not mechanically require either mood.
In ordinary Classical prose, a neutral report after “say” or “think” is more commonly accusative plus infinitive than declarative quod. Later Latin increasingly expands quod and quia as general complementizers (late/medieval), a development important for Romance but not a license to replace Classical indirect statement everywhere.
Six diagnostic contrasts
- Positive command versus negative command:
Rogat ut maneāmus.
He asks us to remain.
Rogat nē abeāmus.
He asks us not to leave.
- Negative result versus negative purpose:
Tam obscūrum est ut nōn intellegam.
It is so obscure that I do not understand. (result)
Obscūrē loquitur nē intellegam.
He speaks obscurely so that I may not understand. (purpose)
- Doubt present versus doubt removed:
Dubitat num veniat.
He doubts whether he is coming.
Nōn dubitat quīn veniat.
He does not doubt that he is coming.
- Requested event versus acknowledged fact:
Cūrā ut adsīs.
See to it that you are present.
Gaudeō quod ades.
I am glad that you are present.
- Successful prevention versus failed prevention:
Eum impedīvit nē exīret.
He prevented him from going out.
Eum impedīre nōn potuit quīn exīret.
He could not prevent him from going out.
- Feared event versus feared non-occurrence:
Timeō nē veniat.
I fear that he may come.
Timeō ut veniat.
I fear that he may not come.
Overlap, register, and variation
After verbs of preventing, nē, quōminus, and—in a negative environment—quīn can overlap. Classical authors make lexical and stylistic choices; impediō nē is transparent, while negated nōn impedior quīn emphasizes that no obstacle succeeds. There is no honest one-word mnemonic that replaces learning the governor.
In Classical prose (formal), the distributions above are robust. Comedy can preserve colloquial ellipsis and freer coordination (literary representation of speech); poetry can omit expected correlatives or exploit ambiguity (literary). In later prose, quod/quia complements expand and some subjunctive distinctions weaken (late/medieval). Parse the period you are reading before “correcting” it to Ciceronian usage.
Short decision drill
- Tam altus mūrus est _ superārī nōn possit. Degree plus negative consequence: ut, with nōn inside the clause.
- Praecipit _ quis discedat. A negative indirect command: nē.
- Nōn dubium est _ hoc fēcerit. Negated doubt: quīn.
- Molestē ferō _ discessistī. The speaker evaluates a fact: quod is natural; Molestē ferō quod discessistī.
- Timeō _ hostēs appropinquent. If their approach is the feared event, choose nē; ut would mean fear that they are not approaching.
- Effēcit _ omnēs tacērent. A brought-about event after efficiō: ut.
Common Mistakes
1. Using quod after every English “that”
❌ Imperātor praecēpit quod mīlitēs discēderent.
Incorrect Classical syntax for an order; quod does not introduce this projected command.
✅ Imperātor praecēpit ut mīlitēs discēderent.
The commander ordered the soldiers to leave.
2. Using nē for a negative result
❌ Tam fessus erat nē ambulāre posset.
Incorrect: his inability is a consequence, not an intended prevention.
✅ Tam fessus erat ut ambulāre nōn posset.
He was so tired that he could not walk.
3. Using quīn without a licensing negative
❌ Crēdō quīn vērus amīcus sit.
Incorrect as an ordinary positive statement of belief: nothing licenses quīn.
✅ Nōn negō quīn vērus amīcus sit.
I do not deny that he is a true friend; the negative governor licenses quīn.
4. Reversing fear-clause polarity
❌ Timeō ut frāter veniat.
Wrong if the intended meaning is ‘I fear that my brother may come’; this fears his non-arrival.
✅ Timeō nē frāter veniat.
I fear that my brother may come.
The choice becomes predictable when you identify the governor, decide whether the subordinate event is asserted or projected, and only then supply the Latin connector.
Key Takeaways
- Ut introduces positive goals, outcomes, commands, and certain event clauses; the governor distinguishes them.
- Nē rejects a projected event, while quīn normally requires a negative or virtually negative governor.
- Quod packages a fact or reason and does not by itself dictate indicative or subjunctive.
- Fear clauses require a viewpoint test: nē marks the feared occurrence, ut the desired occurrence feared unlikely.
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Start learning Latin →Related Topics
- Positive Purpose Clauses with UtB1 — Express the intended goal of an action with ut plus the subjunctive and the appropriate sequence of tenses.
- Negative Purpose Clauses with NeB1 — Express an intended prevention with nē plus the subjunctive, and distinguish that purpose from fear, command, and result clauses.
- Result Clauses with Ut and Ut NonB1 — Recognize actual or represented consequences introduced by ut, negate them with ut nōn, and distinguish them from purpose clauses.
- Substantive Ut ClausesB2 — Use ut clauses as subjects or complements after expressions of happening, effecting, requesting, and evaluating.
- Indirect Statement or Quod Clause?B2 — Choose between accusative-plus-infinitive reporting and a finite quod clause by separating reported content from an evaluated fact.