Here is the full list of all 23 Mind: Path to Thalamus Enhanced Edition achievements.
Ignore him and avoid the confrontation.
Find the remains of the closet in the forest
Avoid the cani knowledge.
Discover the meaning of the picture in the hall.
Throw the ball in the cave and cry with it's delicious sound.
Worship the sacred jam at the rocks.
Face your memories.
Turn all four mirrors to get to Sophia.
Access the Skyscraper.
At the last confrontation, avoid the Evil Balls of Death.
Defeat the Colossus.
Finish the second level at the woods in less than 60 seconds.
Discover Time.
Discover Rain.
Glimpse the Thalamus for the first time.
Find the remains of the bed in the cave
Discover Night.
Discover Fog.
Finish the level at the shallow sea with 4 mirrors under 90 seconds.
Spot the magic flying cow.
Go through the whole "Badlands 2" level at night.
Unlock the secret ending.
Do maths as a really good spanish singuer did.