There is, however, only one idea of duty which has been universally accepted by all mankind, of all ages and sects and countries, and that has been summed up in a Sanskrit aphorism thus: "Do not injure any being; not injuring any being is virtue, injuring any being is sin."

The Upanishads do not reveal the life of any teacher, but simply teach principles.

A Brahmin is not so much in need of education as a Chandala. If the son of a Brahmin needs one teacher, that of a Chandala needs ten.

May I be born again and again, and suffer thousands of miseries so that I may worship the only God that exists, the only God I believe in, the sum total of all souls-and, above all, my God the wicked, my God the miserable, my God the poor of all races, of all species, is the special object of my worship.

Man dies but once. My disciples must not be cowards.

This, I have seen in life - those who are overcautious about themselves fall into dangers at every step. Those who are afraid of losing honor and respect, get only disgrace; and those who are always afraid of loss, always lose.

The vapour becomes snow, then water, then Ganga; but when it is vapour, there is no Ganga, and when it is water, we think of no vapour in it. The idea of creation or change is inseparably connected with will. So long as we perceive this world in motion, we have to conceive will behind it.