Know or listen to those who know.
Always desire to learn something useful.
To know oneself, one should assert oneself.
Never complain and never explain.
The most effective way to do it, is to do it.
If you can dream it, you can do it.
If you're going through hell, keep going.
Well done is better than well said.
Problems are not stop signs, they are guidelines.
Either you run the day or the day runs you.
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.'