Expect problems and eat them for breakfast.
The wise does at once what the fool does at last.
Without hard work, nothing grows but weeds.
I can, therefore I am.
To be a good loser is to learn how to win.
Begin to be now what you will be hereafter.
Problems are not stop signs, they are guidelines.
Quality is not an act, it is a habit.
Never complain and never explain.
Things do not happen. Things are made to happen.
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.