Man is not sum of what he has already, but rather the sum of what he does not yet have, of what he could have.

It's your life, but only if you make it so.

Instead of saying that man is the creature of circumstance, it would be nearer the mark to say that man is the architect of circumstance.

Don’t wait for miracles.

In life, unlike chess, the game continues after checkmate.

Despite all of the ghastliness in the world, human beings are made for goodness.

You can't just let nature run wild.