At the touch of love everyone becomes a poet.

I know that I am intelligent, because I know that I know nothing.

It is a mania shared by philosophers of all ages to deny what exists and to explain what does not exist.

Those who educate children well are more to be honored than they who produce them; for these only gave them life, those the art of living well.

Nearly every man who develops an idea works it up to the point where it looks impossible, and then he gets discouraged. That's not the place to become discouraged.