Imagination is not to be divorced from the facts. It is a way of illuminating the facts.

Mathematics as a science, commenced when first someone, probably a Greek, proved propositions about "any" things or about "some" things, without specifications of definite particular things.

Nature, even in the act of satisfying anticipation, often provides a surprise.

The vastest knowledge of today cannot transcend the buddhi of the Rishis in ancient India; and science in its most advanced stage now is closer to Vedanta than ever before.

No science can be more secure than the unconscious metaphysics which tacitly it presupposes.

Vigorous societies harbor a certain extravagance of objectives, so that men wander beyond the safe provision of personal gratifications.

Speak out in acts; the time for words has passed, and only deeds will suffice.