It's always too early to quit.

Expect problems and eat them for breakfast.

Be kind whenever possible. It is always possible.

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

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

If you think you can do it, you can.

To know oneself, one should assert oneself.

If you're going through hell, keep going.

Know or listen to those who know.