It's always too early to quit.

By failing to prepare, you are preparing to fail.

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

Know or listen to those who know.

To know oneself, one should assert oneself.

Always desire to learn something useful.

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

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

Quality is not an act, it is a habit.