The secret of greatness is simple: do better work than any other man in your field - and keep on doing it.
Always be nice to those younger than you, because they are the ones who will be writing about you.
Students achieving Oneness will move on to Twoness.
All human situations have their inconveniences. We feel those of the present but neither see nor feel those of the future; and hence we often make troublesome changes without amendment, and frequently for the worse.
The reasonable man adapts himself to the world; the unreasonable one persists in trying to adapt the world to himself. Therefore, all progress depends on the unreasonable man.
Early morning cheerfulness can be extremely obnoxious.
I like weights. You know where you stand with them. Well, sometimes you're lying under them, trying not to let them crush you, but you see, you KNOW they'd crush you if they could. There's honesty.