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