Often the difference between a successful man and a failure is not one's better abilities or ideas but the courage that one has to bet on his ideas to take a calculated risk and to act.

We must have courage to bet on our ideas to take the calculated risk and to act. Everyday living requires courage if life is to be effective and bring happiness.

Constitutions should consist only of general provisions the reason is that they must necessarily be permanent and that they cannot calculate for the possible change of things.

American stuntmen are smart - they think about safety. When they do a jump in a car they calculate everything: the speed the distance... But in Hong Kong we don't know how to count. Everything we do is a guess. If you've got the guts you do it. All of my stuntmen have gotten hurt.

A multitude of bees can tell the time of day calculate the geometry of the sun's position argue about the best location for the next swarm. Bees do a lot of close observing of other bees maybe they know what follows stinging and do it anyway.

You can calculate the worth of a man by the number of his enemies and the importance of a work of art by the harm that is spoken of it.