Quality is not an act, it is a habit.

Be thine own palace, or the world's thy jail.

Expect problems and eat them for breakfast.

By failing to prepare, you are preparing to fail.

It's always too early to quit.

If you're going through hell, keep going.

Without hard work, nothing grows but weeds.

To know oneself, one should assert oneself.

Things do not happen. Things are made to happen.