Be gentle to all and stern with yourself.

Things do not happen. Things are made to happen.

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

Without hard work, nothing grows but weeds.

The secret of getting ahead is getting started.

To know oneself, one should assert oneself.

If you think you can do it, you can.

Well done is better than well said.

Expect problems and eat them for breakfast.