To be a good loser is to learn how to win.
Things do not happen. Things are made to happen.
If you've got a talent, protect it.
Be thine own palace, or the world's thy jail.
The most effective way to do it, is to do it.
It's always too early to quit.
Be gentle to all and stern with yourself.
The wise does at once what the fool does at last.
Go for it now. The future is promised to no one.
The dog that trots about finds a bone.
As a rule, software systems do not work well until they have been used, and have failed repeatedly, in real applications.
Whenever anyone says, 'theoretically,' they really mean, 'not really.'