Beware of people who call you 'Doc.' They rarely pay their bills.

Start at once a bedside library and spend the last half hour of the day in communion with the saints of humanity.

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

The future belongs to Science. More and more she will control the destinies of the nations. Already she has them in her crucible and on her balances.

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

The most essential thing for happiness is the gift of friendship.

The value of experience is not in seeing much, but in seeing wisely.