To know oneself is to study oneself in action with another person.

‎The successful warrior is the average man, with laser-like focus.

All knowledge leads to self-knowledge.

Practice all movements slow and fast, soft and hard; the effectiveness of Jeet Kune-Do depends on split-second timing and reflexive action, which can be achieved only through repetitious practice.

Concentration is the root of all the higher abilities in man.

A martial artist has to take responsibility for himself and accept the consequences of his own doing.

The measure of the moral worth of a man is his happiness. The better the man, the more happiness. Happiness is the synonym of well-being