Leap, and the net will appear.
If you're going through hell, keep going.
Well done is better than well said.
To know oneself, one should assert oneself.
If you've got a talent, protect it.
The wise does at once what the fool does at last.
Only the educated are free.
The secret of getting ahead is getting started.
Never complain and never explain.
By failing to prepare, you are preparing to fail.
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.