Si quid triste accidit, avia tamen patientiam servat.

Si means if and introduces a conditional clause.

So si quid triste accidit means if something sad happens. The rest of the sentence gives the result or main statement: avia tamen patientiam servat = the grandmother nevertheless keeps her patience.

After certain small words, especially si, nisi, num, and ne, Latin often uses quis/quid instead of aliquis/aliquid.

So:

• si quid = if anything
• not usually si aliquid

This is a very common rule, and learners see it often.

Quid triste means something sad or anything sad.

Here:

• quid = something / anything
• triste = sad

Together they form a little phrase in which triste describes quid.

Because quid is neuter, and the adjective has to match it.

So:

• quid is neuter singular
• therefore the adjective must also be neuter singular
• the neuter singular form of tristis is triste

That is why Latin says quid triste = something sad.

Accidit is 3rd person singular from accidere, meaning to happen.

In this sentence, it is most naturally understood as present tense:

• si quid triste accidit = if something sad happens

A point that often confuses learners: accidit can also be a perfect form in other contexts, because the present and perfect can look the same in writing. Here, the context strongly suggests the present, since the sentence is making a general statement.

Yes. In this clause, quid triste is the subject:

• quid triste = something sad
• accidit = happens

So literally, the clause is if something sad happens.

It can, but it does not have to.

Latin often uses accidere with a dative when you say whom something happens to:

• mihi accidit = it happens to me

But if the sentence does not mention the person affected, no dative is needed. Here the sentence simply says that something sad happens, without attaching that verb directly to a person in the conditional clause.

Because avia is the subject of servat.

So:

• avia = the grandmother
• servat = keeps / preserves

The grandmother is the one doing the action, so avia is nominative singular.

Tamen means nevertheless, still, or even so.

It adds a contrast:

• something sad may happen,
• nevertheless the grandmother keeps her patience.

So tamen highlights the idea that her calmness continues despite the sad event.

Because it is the direct object of servat.

• servat = keeps / preserves
• what does she keep? patientiam

So patientiam is in the accusative case.

Yes. Very literally, patientiam servat means she keeps/preserves patience.

In smoother English, we would usually say:

• she remains patient
• she keeps her patience
• she stays calm

Latin often uses a more concrete verb like servare where English may prefer a more idiomatic expression.

The basic meaning does not depend on English-style fixed word order, because Latin uses endings to show each word’s role.

This sentence is arranged quite naturally:

• Si quid triste accidit first, giving the condition
• avia tamen patientiam servat next, giving the main statement

Latin could rearrange some of these words for emphasis, but the current order is clear and idiomatic. For example, placing tamen near the start of the main clause gives it noticeable emphasis: the grandmother, nevertheless, keeps her patience.

This is a simple or general condition using the indicative.

Both verbs are present in sense:

• si ... accidit = if ... happens
• servat = keeps

So the sentence expresses a general truth or habitual idea: whenever something sad happens, the grandmother still remains patient.