Be kind whenever possible. It is always possible.

Well done is better than well said.

By failing to prepare, you are preparing to fail.

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

To know oneself, one should assert oneself.

Know or listen to those who know.

Do not weep do not wax indignant. Understand.

The secret of getting ahead is getting started.

I can, therefore I am.