Diogenes in Wikipedia
We have two ears and one tongue so that we would listen more and talk less
Blushing is the color of virtue.
I do not know whether there are gods, but there ought to be.
It takes a wise man to discover a wise man
I know nothing, except the fact of my ignorance
If we all tried to make other people's paths easy, our own feet would have a smooth even place to walk on.
A good entrepreneur never gives up.
Don't let what you cannot do interfere with what you can do.