I know that I am what I am. But I am not sure what I am.
Nobody knows the trouble I've seen: even less, the trouble I've successfully avoided.
The critical spirit never knows when to stop meddling.
Generosity knows how to count, but refrains.
Genius knows where the questions are hidden.
When I get the point, I often don't know what to do with it.
I did not know I was in my prime until afterwards.
Experience teaches us, but we scarcely know what.
Jealousy is inconsolable because it cannot know the beloved
Folly always knows the answer.
Photography knows how to authenticate its misrepresentations.
Listen to what people say about themselves; they will tell you everything you need to know.
Do as you like--if you know what it is.
I know that I am very much like everybody else, but not really.