Reach up as far as you can, and God will reach down all the way.

If any organism fails to fulfill its potentialities, it becomes sick.

The difference between what we do and what we are capable of doing would suffice to solve most of the world's problem.

I only wish that ordinary people had an unlimited capacity for doing harm; then they might have an unlimited power for doing good.

For he was likely, had he been put on, to have proved most royally.

When you know what men are capable of you marvel neither at their sublimity nor their baseness. There are no limits in either direction apparently.

Some people who think that everything is a nail, are down on themselves because they are not a hammer. They tend to deprecate their own unique talents and capacities to use a chisel or a pair of pliers.

The Lord doesn't always choose men for what they are, but for what they can become.

I have known many who could not when they would, for they had not done it when they could.

A wise man sees as much as he ought, not as much as he can.