In seeking absolute truth we aim at the unattainable, and must be content with finding broken portions.

To know what has to be done, then do it, comprises the whole philosophy of practical life.

The future is today.

Observe, record, tabulate, communicate. Use your five senses. Learn to see, learn to hear, learn to feel, learn to smell, and know that by practice alone you can become expert.

It is much more important to know what sort of a patient has a disease than what sort of a disease a patient has.

What is the student but a lover courting a fickle mistress who ever eludes his grasp?