By failing to prepare, you are preparing to fail.
Leap, and the net will appear.
Go for it now. The future is promised to no one.
Wherever you are - be all there.
To be a good loser is to learn how to win.
The secret of getting ahead is getting started.
The dog that trots about finds a bone.
Either you run the day or the day runs you.
Always desire to learn something useful.
It's always too early to quit.
All the mathematical sciences are founded on relations between physical laws and laws of numbers, so that the aim of exact science is to reduce the problems of nature to the determination of quantities by operations with numbers.