The earth together with its surrounding waters must in fact have such a shape as its shadow reveals, for it eclipses the moon with the arc of a perfect circle.

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.

in architecture, mediocrity is more glaringly obvious than in other lines - because there's a huge, physical object such as a building to demonstrate it.

You've got to be success minded. You've got to feel that things are coming your way when you're out selling; otherwise, you won't be able to sell anything.

Much of the excitement we get out of our work is that we don't really know what we are doing.

The purpose of writing is to make your mother and father drop dead with shame.

The more independent mind you have the more your government will hate you! It is an honour for you to be hated this way!

If the prince of a State love benevolence, he will have no opponent in all the empire.

Right now you are one choice away from a new beginning - one that leads you toward becoming the fullest human being you can be.

Veil after veil of thin dusky gauze is lifted, and by degrees the forms and colours of things are restored to them, and we watch the dawn remaking the world in its antique pattern.

There are a million really good cigars, you gotta really float around cigars. It's not like being locked into a brand of cigarettes; at least to me it's not.

I didn't buy the piano to play it, I bought it because it looks nice.