You are told a lot about your education, but some beautiful, sacred memory, preserved since childhood, is perhaps the best education of all. If a man carries many such memories into life with him, he is saved for the rest of his days."

"It is not the brains that matter most, but that which guides them -- the character, the heart, generous qualities, progressive ideas."

Neither man nor nation can exist without a sublime idea.

"The cleverest of all, in my opinion, is the man who calls himself a fool at least once a month."

Innovators and men of genius have almost always been regarded as fools at the beginning (and very often at the end) of their careers.