To know oneself, one should assert oneself.

To be a good loser is to learn how to win.

By failing to prepare, you are preparing to fail.

The most effective way to do it, is to do it.

It's always too early to quit.

Be gentle to all and stern with yourself.

Without hard work, nothing grows but weeds.

Leap, and the net will appear.

Expect problems and eat them for breakfast.