Can you tell a person's thoughts, personality and so on from his appearance and expression?

To guess a person's character and thoughts.

Inaccurate and impossible.

Except those who are familiar with it.

Appearance is just a person's external performance.

Look at personality from the outside.

What else can you see?

But guess what's in a person's heart from the outside.

Unlikely.

Expressions can tell a person's mood.

Judging a person's character from his expression.

Guess a person's thoughts from his expression.

When his expression can fully reflect his emotions.

You can see and guess some clues.

It's just not accurate