Maria Mitchell

We especially need imagination in science. It is not all mathematics, nor all logic, but it is somewhat beauty and poetry.

Study as if you were going to live forever; live as if you were going to die tomorrow.

I am just learning to notice the different colors of the stars, and already begin to have a new enjoyment.

It's good to like yourself, and that only comes from hard work, from doing. But vanity is dangerous; it can trip you badly.

The first virtue in a soldier is endurance of fatigue; courage is only the second virtue.

Well, I actually wrote her a letter a couple of days ago congratulating her. The tone I tried to convey in the letter is, look, you are a part of a great American historical process.