My child, what I want is muscles of iron and nerves of steel, inside which dwells a mind of the same material as that of which the thunderbolt is made.

See here, how fresh is the air, there is the Ganga, and the Sadhus (holy men) are practising meditation, and holding lofty talks! While the moment you will go to Calcutta, you will be thinking of nasty stuff.

Say to your own minds, "I am He, I am He". Let it ring day and night in your minds like a song, and at the point of death declare : "I am He". That is truth; the infinite strength of the world is yours.

See Christ, then you are a Christian; all else is talk.

There is no power on earth which can be kept long confined within a narrow limit. It cannot be kept compressed too long to allow of expansion at a subsequent period.

It is the patient building of character, the intense struggle to realize the truth, which alone will tell in the future of humanity.

A man must not only have faith but intellectual faith too. To make a man take up everything and believe it, would be to make him a lunatic.