I can, therefore I am.

To know oneself, one should assert oneself.

By failing to prepare, you are preparing to fail.

Never complain and never explain.

Do not weep do not wax indignant. Understand.

What you do today can improve all your tomorrows.

If you think you can do it, you can.

Quality is not an act, it is a habit.

Know or listen to those who know.