The limits of the possible can only be defined by going beyond them into the impossible.

Without ambition one starts nothing. Without work one finishes nothing. The prize will not be sent to you. You have to win it.

If you want a thing done well, do it yourself.

When you're at the end of your rope, tie a knot and hold on

Only those are fit to live who do not fear to die; and none are fit to die who have shrunk from the joy of life and the duty of life. Both life and death are parts of the same Great Adventure.

If the little bit you have is nothing special in itself, at least find a way of saying it that is a little bit special.

Courage is the thing. All goes if courage goes.

Do not go where the path may lead, go instead where there is no path and leave a trail.

A thing worth having is a thing worth cheating for.

The desire to reach for the stars is ambitious. The desire to reach hearts is wise.

Failure is not our only punishment for laziness; there is also the success of others.

The person who takes no chances generally has to take whatever is left when others are through choosing.

Never tell all you know-not even to the person you know best.

There is only one corner of the universe you can be certain of improving, and that's your own self.

You have to make the rules, not follow them.

Do not be afraid. Do not be satisfied with mediocrity. Put out into the deep and let down your nets for a catch.

As a child of God, I am greater than anything that can happen to me.

Stop acting so small. You are the universe in ecstatic motion.

You can't live a perfect day until you do something for someone who will never be able to repay you.

If you put off everything till you're sure of it, you'll never get anything done.

A pure hand needs no glove to cover it.