To know oneself, one should assert oneself.
Be gentle to all and stern with yourself.
To be a good loser is to learn how to win.
What you do today can improve all your tomorrows.
Be thine own palace, or the world's thy jail.
Begin to be now what you will be hereafter.
It's always too early to quit.
Well done is better than well said.
The dog that trots about finds a bone.
If you think you can do it, you can.
But once you have satisfied your material needs, which I think every wealth creator should - the house, the car, the plane, the boat - what comes next?