It's always too early to quit.
Leap, and the net will appear.
Only the educated are free.
Go for it now. The future is promised to no one.
Wherever you are - be all there.
Who seeks shall find.
What you do today can improve all your tomorrows.
If you think you can do it, you can.
Problems are not stop signs, they are guidelines.
Expect problems and eat them for breakfast.
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.'