Music is the crystallization of sound.

There is only one path to Heaven. On Earth, we call it Love.

Everything that is printed and bound in a book contains some echo at least of the best that is in literature.

My neighbors tell me of their adventures with famous gentlemen and ladies, what notabilities they met at the dinner-table; but I am no more interested in such things than in the contents of the Daily Times. The interest and the conversation are about costume and manners chiefly; but a goose is a goose still, dress it as you will.

We are sometimes made aware of a kindness long passed, and realize that there have been times when our friends' thoughts of us were of so pure and lofty a character that they passed over us like the winds of heaven unnoticed; when they treated us not as what we were, but as what we aspired to be.

He is not a true man of science who does not bring some sympathy to his studies, and expect to learn something by behavior as well as by application. It is childish to rest in the discovery of mere coincidences, or of partial and extraneous laws. The study of geometry is a petty and idle exercise of the mind, if it is applied to no larger system than the starry one. Mathematics should be mixed not only with physics but with ethics; that is mixed mathematics. The fact which interests us most is the life of the naturalist. The purest science is still biographical.

I desire that there be as many different persons in the world as possible; I would have each one be very careful to find out and preserve his own way.