贫贱是苦难的境界，能很好地居于其境者就苦中有乐；富贵是快乐的境地，不能很好地对待富贵的人便会乐极生悲。

所以江河不嫌弃小溪的水来灌注，就能汇成巨流。被称为圣人的人，不推辞难事，不违背物理，所以能成为天下的大人物。 

I want to be remembered as someone who never gave up.

If you don't fail at least 90 percent of the time, you're not aiming high enough.

Humor is a child’s way of making sense of the world.

The metropolis exacts from man as a discriminating creature a different amount of consciousness than does rural life.