Do not weep do not wax indignant. Understand.
Either you run the day or the day runs you.
It's always too early to quit.
To be a good loser is to learn how to win.
Only the educated are free.
The wise does at once what the fool does at last.
Be gentle to all and stern with yourself.
If you've got a talent, protect it.
By failing to prepare, you are preparing to fail.
After a storm comes a calm.
I spent every night until four in the morning on my dissertation, until I came to the point when I could not write another word, not even the next letter. I went to bed. Eight o'clock the next morning I was up writing again.