There is no cosmetic for beauty like happiness..

We have a hunger of the mind which asks for knowledge of all around us, and the more we gain, the more is our desire; the more we see, the more we ar….

But why look back at all? Why turn your eyes to your shadow, when, by looking upward, you see your rainbow in the same direction?.

How strange that some people cannot believe in both the Book of Nature and the Book of God..

Yesterday I had a Shaker visitor, and today a Catholic; and the more I see and hear, the less do I care about church doctrines..

No woman should say, "I am but a woman!" But a woman! What more can you ask to be?.

When we are chafed and fretted by small cares, a look at the stars will show us the littleness of our own interests..

The world of learning is so broad, and the human soul is so limited in power! We reach forth and strain every nerve, but we seize only a bit of the c….

To read a book, to think it over, and to write out notes is a useful exercise; a book which will not repay some hard thought is not worth publishing..

The greatest object in educating is to give a right habit of study..

The greatest benefit derived from the study of science is that it lifts you out of and above the littleness of daily trials. We learn to live in the ….

Do not look at stars as bright spots only. Try to take in the vastness of the universe..

As a general rule, people disappoint you as you know them..

In my younger days, when I was painted by the half-educated, loose and inaccurate ways women had, I used to say, "How much women need exact science" ….

Every formula which expresses a law of nature is a hymn of praise to God..

A sphere is made up of not one, but an infinite number of circles; women have diverse gifts, and to say that women's sphere is the family circle is a….

Besides learning to see, there is another art to be learned - not to see what is not..

For women there are, undoubtedly, great difficulties in the path, but so much the more to overcome. First, no woman should say, "I am but a woman!" B….

Why can a man not act himself, be himself, and think for himself? It seems to me that naturalness alone is power; that a borrowed word is weaker than….

I had only ordinary capacity but extraordinary persistency..

We especially need imagination in science. Question everything..