Do not pray for an easy life; pray for the strength to endure a difficult one.

Accepting oneself does not preclude an attempt to become better.

To know how much there is to know is the beginning of learning to live.

There is only one proof of ability — action.

We all have ability. The difference is how we use it.

We come nearest to the great when we are great in humility.

That’s the great secret of creativity. You treat ideas like cats: you make them follow you.

The present is the only time in which any duty can be done or any grace received.

Science is not only compatible with spirituality; it is a profound source of spirituality.

Hold fast to dreams, for if dreams die, life is a broken-winged bird that cannot fly.

We are stronger when we listen, and smarter when we share.

Seek first the virtues of the mind; and other things either will come, or will not be wanted.