You never step in the same river of thought twice, because neither you nor it are the same. - Jacques Barzun

I have always been — I think any student of history almost inevitably is — a cheerful pessimist.

Whoever wants to know the heart and mind of America had better learn baseball, the rules and realities of the game and do it by watching first some high-school or small-town teams

A student under my care owes his first allegiance to himself and not to my specialty; and must not be burdened with my work as if he followed no other and had contracted no obligation under heaven but that of satisfying my requirements.