It is an undeniable privilege of every man to prove himself right in the thesis that the world is his enemy; for if he reiterates it frequently enough and makes it the background of his conduct he is bound eventually to be right.
Bio: Koichi Tohei was a 10th Dan aikidoka and founder of the Ki Society and its style of aikido, officially Shin Shin Toitsu Aikido, but commonly known as Ki-Aikido.