One spares old people just as one spares children.
Excellence is rarely found, more rarely valued.
Knowing is not enough; we must apply. Willing is not enough; we must do.
The rose is wont with pride to swell, and ever seeks to rise.
Self-knowledge comes from knowing other men.
Whoever makes it a rule to test action by thought, thought by action, cannot falter, and if he does, will soon find his way back to the right road.