In so many and such important ways, then, do the planets bear witness to the earth's mobility.

To know that we know what we know, and to know that we do not know what we do not know, that is true knowledge.

Every light has its shadow, and every shadow hath a succeeding morning.

Of all things visible, the highest is the heaven of the fixed stars.

For I am not so enamoured of my own opinions that I disregard what others may think of them.

The Universe, wrought for us by a supremely good and orderly Creator.

Nations are not ruined by one act of violence, but gradually and in an almost imperceptible manner by the depreciation of their circulating currency, through its excessive quantity.

Finally we shall place the Sun himself at the center of the Universe.

Those things which I am saying now may be obscure, yet they will be made clearer in their proper place.

The massive bulk of the earth does indeed shrink to insignificance in comparison with the size of the heavens.

Mathematics is written for mathematicians.

Today is Your Day to Dance Lightly with Life. It Really Is.

Everyday should be Christmas. Christ first loved us, we ought to love one another.

Behind an able man there are always other able men.

I am not one of the new media experts working all the time with my computers and the PowerPoints and things of that sort.

God can not be for, and against the same thing at the same time.

Moderate Republicans are reverse Houdinis. They tie themselves up in knots and then tell you they can’t do anything because they’re tied up in knots.

In choosing any role, I ask the same questions: what kind of part is it? is the role challenging? does the director have a vision? is the story moving? etc.

Nothing is more endangered in the modern world than the powerful combination of hard work toward meaningful goals joined with an exuberant embrace of the present moment.

I feel like I am what I am.

Say "thank you" when you're grateful and "sorry" when you're wrong.