To know oneself, one should assert oneself.
Leap, and the net will appear.
Do not weep do not wax indignant. Understand.
If you can dream it, you can do it.
Know or listen to those who know.
Problems are not stop signs, they are guidelines.
It's always too early to quit.
Be thine own palace, or the world's thy jail.
If you've got a talent, protect it.
Begin to be now what you will be hereafter.
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.'