Ancient poems about understanding

Understanding is also a bosom friend. The following poems can be used for reference:

Just to see you, just to smile

A piece of ice is in the jade pot.

Life is about getting to know each other.

Those who know me make me worry, and those who don't know me make me want.

"Others laugh at me for being crazy, and I laugh at others for not wearing it."

The most important thing in life is to know yourself. We are all flesh and blood in the whole world.

Friendly friends never tire, but close friends speculate.