Η δασκάλα, η φωνή της οποίας με ηρεμεί πάντα, είπε ότι προχωράω καλύτερα απ’ όσο νομίζω.

It has three layers:

1. Main clause: Η δασκάλα είπε

   • The teacher said

2. Inserted relative clause describing η δασκάλα:

   • η φωνή της οποίας με ηρεμεί πάντα
   • literally: whose voice always calms me

3. Content clause after είπε:

   • ότι προχωράω καλύτερα απ’ όσο νομίζω
   • that I’m making better progress than I think

So the skeleton is:

Η δασκάλα είπε ότι...
with extra information inserted after η δασκάλα.

Because that part is a non-restrictive relative clause: it adds extra information about the teacher, rather than identifying which teacher.

In other words:

• Η δασκάλα είπε... already makes sense on its own.
• η φωνή της οποίας με ηρεμεί πάντα is additional descriptive information.

This works much like English:

• The teacher, whose voice always calms me, said...

This is a formal Greek way to express possession in a relative clause.

Break it down:

• η φωνή = the voice
• της οποίας = of whom / whose

So:

• η φωνή της οποίας = the voice of whom = whose voice

A key point:

• ο οποίος / η οποία / το οποίο is the relative pronoun set.
• της οποίας is the genitive feminine singular form, because it refers back to η δασκάλα.

So the phrase literally means:

• the teacher, the voice of whom... but in natural English:
• the teacher, whose voice...

Because it agrees with the noun it refers back to: η δασκάλα.

So:

• η δασκάλα = feminine singular
• therefore the relative pronoun must also be feminine singular:
  • της οποίας

It does not agree with φωνή just because φωνή is nearby.
It agrees with the possessor, not the possessed thing.

Because they belong to different parts:

• η = the article for φωνή
• της οποίας = the relative pronoun in the genitive

So this is not redundant. It is:

• η φωνή = the voice
• της οποίας = whose / of whom

Together:

• η φωνή της οποίας = whose voice

In this sentence, της οποίας is the neat, standard way to say whose.

Greek που often means who / that / which, but it does not directly show possession as clearly as της οποίας.

So:

• η δασκάλα, η φωνή της οποίας... = formal and clear
• using που here would usually sound less elegant, and you would need a different structure

For a learner, it is safest to treat της οποίας as a direct equivalent of English whose in more formal or careful Greek.

Because με is a weak object pronoun, and in Greek these pronouns usually come before the finite verb.

So:

• με ηρεμεί = it calms me

This word order is very normal in Greek:

• με βλέπει = he/she sees me
• με ξέρει = he/she knows me
• με ηρεμεί = it calms me

Here, the subject is η φωνή:

• η φωνή... με ηρεμεί
• the voice... calms me

Because its subject is η φωνή, which is singular.

So the clause is:

• η φωνή ... ηρεμεί
• the voice ... calms

Even though η δασκάλα is also singular, the immediate subject of ηρεμεί is not the teacher herself, but her voice.

Greek adverb placement is fairly flexible. Here:

• με ηρεμεί πάντα = always calms me

You may also see adverbs in other nearby positions depending on emphasis. This placement is natural and idiomatic.

The important thing is that πάντα modifies the action:

• it always calms me

Because Greek does not always shift tenses the way English often does.

Here:

• είπε = she said
• προχωράω = I’m progressing / making progress
• νομίζω = I think

The teacher said something that is still true now, so Greek naturally keeps the present tense in the content of what she said.

This is very common after verbs like said, thought, knew, etc., when the statement is still current.

ότι introduces a clause meaning that:

• είπε ότι... = she said that...

This is a very common structure in Greek.

You may also encounter πως with a similar meaning:

• είπε πως...

Both can mean that, though ότι is often a very straightforward choice for learners.

Because καλύτερα is an adverb, while καλύτερος is an adjective.

Here it modifies the verb προχωράω:

• προχωράω καλύτερα = I’m progressing better

If you used καλύτερος, you would be describing a noun, not a verb.

So:

• καλύτερος μαθητής = better student
• προχωράω καλύτερα = I progress better

Literally, προχωράω can mean I move forward.
But in this context it means I’m making progress or I’m advancing.

So:

• προχωράω καλύτερα = I’m making better progress / I’m doing better

Also, you may see the shorter form:

• προχωρώ

Both are common. For many learners, it is useful to recognize them as variants of the same verb.

This is a common comparative pattern in Greek.

• απ’ = shortened form of από
• όσο = as much as / than what

So:

• καλύτερα απ’ όσο νομίζω
• literally: better than/as much as I think
• natural English: better than I think

The apostrophe in απ’ shows that από has been shortened before a vowel:

• από όσο → απ’ όσο

Because this clause expresses my point of view, not the teacher’s.

The meaning is:

• you are progressing better than you think

Since the full sentence is written from the learner’s perspective, Greek uses first person:

• προχωράω = I progress
• νομίζω = I think

The subject I is not written explicitly because Greek often leaves subject pronouns out when the verb ending already makes the person clear.

It helps, but you should also learn it as a natural pattern.

Literal sense:

• I progress better than I think

Natural sense:

• I’m doing better than I realize
• I’m making more progress than I think

So even if the literal wording feels a little unusual compared with English, the Greek structure is very natural.