Why don't we see the truth?

[donq]

In Buddhism, there's a word called, Avidyā which means "not seeing the truth" or ignorance. Ignorance of what? Of illusions. And that's the reason why we cannot "see" the truth.

I won't bother you more with it details here (lot of jargon), just want to share you the mage and the video which I think they tell better story.

They are from "visual illusion" created by Barton L. Anderson & Jonathan Winawer.


Why do we "see" that the upper top two sets of chess pieces are different, even they are identical (two sets below)?
Here is the video I found on YouTube though:



Have a happy Sunday!