Life itself is your teacher, and you are in a state of constant learning.

A man must constantly exceed his level

The martial arts are ultimately self-knowledge. A punch or a kick is not to knock the hell out of the guy in front, but to knock the hell out of your ego, your fear, or your hang-ups.

Meditation means to be free from all phenomena and calmness means to be internally unperturbed. There will be calmness when one is free from external objects and is not perturbed.

A quick temper will make a fool of you soon enough.

An instructor should exemplify the things he seeks to teach. It will be of great advantage if you yourself can do all you ask of your students and more.

When you fight, if it is a real fight, use every tool that you have, use your whole body. Use your fists, your legs, your fingers, your head if you have to, and hit them in every vulnerable spot, the balls, the eyes etc. to win.