The chain of life runs smoothly from one generation to the next and none of the links stand out except here and there a link one sees by accident.

Without consciousness and intelligence, the universe would lack meaning.

Much of what we see in the universe ... starts out as imaginary. Often you must imagine something before you can come to terms with it.

I have not long to live. I have lasted more than a man's average allotted span, and while I still am hale and hearty, I know full well the hand of time , while it may miss a man at one reaping, will get him at the next.

You still could go to some industry or some university or the government and if you could persuade them you had something on the ball—why, then, they might put up the cash after cutting themselves in on just about all of the profits. And, naturally, they'd run the show because it was their money and all you had done was the sweating and the bleeding.

What do you mean by faith? Is faith enough for Man? Should he be satisfied with faith alone? Is there no way of finding out the truth? Is the attitude of faith, of believing in something for which there can be no more than philosophic proof, the true mark of a Christian?

When I talk of the purpose of life, I am thinking not only of human life, but of all life on Earth and of the life which must exist upon other planets throughout the universe.