Without hard work, nothing grows but weeds.

To know oneself, one should assert oneself.

Be gentle to all and stern with yourself.

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

The wise does at once what the fool does at last.

I can, therefore I am.

Always desire to learn something useful.

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

By failing to prepare, you are preparing to fail.