One who does not know when to die, does not know how to live.

To banish imperfection is to destroy expression, to check exertion, to paralyze vitality.

It is a strange thing how little in general people know about the sky. It is the part of creation in which nature has done more for the sake of pleasing man.

The art of drawing which is of more real importance to the human race than that of writing...should be taught to every child just as writing is.

Do not think it wasted time to submit yourselves to any influence which may bring upon you any noble feeling.

A man is born an artist as a hippopotamus is born a hippopotamus; and you can no more make yourself one than you can make yourself a giraffe.

Education is the leading human souls to what is best, and making what is best out of them; and these two objects are always attainable together, and by the same means; the training which makes man happiest in themselves also makes them most serviceable to others.