Expect problems and eat them for breakfast.
You never know what motivates you.
Things do not happen. Things are made to happen.
Well done is better than well said.
Always desire to learn something useful.
If you've got a talent, protect it.
The wise does at once what the fool does at last.
It's always too early to quit.
Only the educated are free.
Quality is not an act, it is a habit.
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.'