We are all dietetic sinners; only a small percent of what we eat nourishes us; the balance goes to waste and loss of energy.

The very first step toward success in any occupation is to become interested in it. Locke put this in a very happy way when he said, give a pupil "a relish of knowledge" and you put life into his work.

Fed on the dry husks of facts, the human heart has a hidden want which science cannot supply.

The young physician starts life with 20 drugs for each disease, and the old physician ends life with one drug for 20 diseases.

It is much simpler to buy books than to read them and easier to read them than to absorb their contents.

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.

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