In randori, one must search out the opponent's weaknesses and be ready to attack with all the resources at his disposal the moment the opportunity pr… - Kanō Jigorō

Another tenet of randori is to apply just the right amount of force — never too much, never too little. All of us know of people who have failed to accomplish what they set out to do because of not properly gauging the amount of effort required. At one extreme, they fall short of the mark; at the other, they do not know when to stop.

In our society today, when we teach the righteous way of life based upon the Theory of judo which embodies the principles of continuous improvement of society, then this righteous life provides a basis of definite proof of this principle and unifies the peoples' way of thinking. Various religious and learned points of view are then made abundantly clear.

Judo teaches us to look for the best possible course of action, whatever the individual circumstances, and helps us to understand that worry is a waste of energy. Paradoxically, the man who has failed and one who is at the peak of success are in exactly the same position. Each must decide what he will do next, choose the course that will lead him to the future. The teachings of judo give each the same potential for success, in the former instance guiding a man out of lethargy and disappointment to a state of vigorous activity.