Genius, like humanity, rusts for want of use.

Grace in women has more effect than beauty.

I'm not smart, but I like to observe. Millions saw the apple fall, but Newton was the one who asked why.

Man is the only animal that laughs and weeps; for he is the only animal that is struck with the difference between what things are, and what they ought to be.

There are only three pleasures in life pure and lasting, and all derived from inanimate things-books, pictures and the face of nature.

What are the publications that succeed? Those that pretend to teach the public that the persons they have been accustomed unwittingly to look up to as the lights of the earth are no better than themselves.

The most learned are often the most narrow minded.