I know of no more beautiful prayer than that which the Hindus of old used in closing: May all that have life be delivered from suffering.

Religions are like fireflies. They require darkness in order to shine.

To form a judgment intuitively is the privilege of few; authority and example lead the rest of the world. They see with the eyes of others, they hear with the ears of others. Therefore it is very easy to think as all the world now think; but to think as all the world will think thirty years hence is not in the power of every one.

It is most important to allow the brain the full measure of sleep which is required to restore it; for sleep is to a man's whole nature what winding up is to a clock.

A man can be himself only so long as he is alone; and if he does not love solitude, he will not love freedom; for it is only when he is alone that he is really free.

...this our world, which is so real, with all its suns and milky ways is-nothing.

A high degree of intellect tends to make a man unsocial.