If you think you can do it, you can.

It's always too early to quit.

Quality is not an act, it is a habit.

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

Leap, and the net will appear.

The secret of getting ahead is getting started.

To know oneself, one should assert oneself.

By failing to prepare, you are preparing to fail.

If you're going through hell, keep going.