The greatest pride, or the greatest despondency, is the greatest ignorance of one's self.
If you place your head in a lion's mouth, then you cannot complain one day if he happens to bite it off.
I think about the meaning of pain. Pain is personal. It really belongs to the one feeling it. Probably the only thing that is your own. I like mine.
One who loses wealth loses much. One who loses a friend loses more. But one who loses courage loses all.
A person reveals his character by nothing so clearly as the joke he resents.
The only real mistake is the one from which we learn nothing.
But the fact that some geniuses were laughed at does not imply that all who are laughed at are geniuses. They laughed at Columbus, they laughed at Fulton, they laughed at the Wright brothers. But they also laughed at Bozo the Clown.
The difference between stupidity and genius is that genius has its limits.
The best way to see Faith is to shut the eye of Reason.
Learn as though you would never be able to master it; hold it as though you would be in fear of losing it.
Act as if the maxim of your action were to become through your will a general natural law
Nobody made a greater mistake than he who did nothing because he could do only a little.
Above all be of single aim; have a legitimate and useful purpose, and devote yourself unreservedly to it.
Jealousy is the tribute mediocrity pays to genius.
Obsession is the wellspring of genius and madness.
It is not the strength, but the duration, of great sentiments that makes great men.
Be realistic: Plan for a miracle
It is tact that is golden, not silence.
Honesty is the first chapter in the book of wisdom.
Tomorrow hopes we have learned something from yesterday.
If I speak of myself in different ways, that is because I look at myself in different ways.