Expect problems and eat them for breakfast.
Who seeks shall find.
The dog that trots about finds a bone.
To be a good loser is to learn how to win.
Things do not happen. Things are made to happen.
If you think you can do it, you can.
Leap, and the net will appear.
The wise does at once what the fool does at last.
Be thine own palace, or the world's thy jail.
Always desire to learn something useful.
I tried a dozen different modifications that were rejected. But they all served as a path to the final design.
I'm proud of my invention, but I'm sad that it is used by terrorists.