The philosophies of one age have become the absurdities of the next, and the foolishness of yesterday has become the wisdom of tomorrow.

To have striven, to have made the effort, to have been true to certain ideals - this alone is worth the struggle.

The great minds, the great works transcend all limitations of time, of language, and of race, and the scholar can never feel initiated into the company of the elect until he can approach all of life's problems from the cosmopolitan standpoint.

That man can interrogate as well as observe nature was a lesson slowly learned in his evolution.

Half of us are blind, few of us feel, and we are all deaf.

Acquire the art of detachment, the virtue of method, and the quality of thoroughness, but above all the grace of humility.

We are here to add what we can to life, not to get what we can from life.