My reluctance to use alien invasion is due to the feeling that we are not likely to be invaded and taken over.

It is only of life on Earth, however, that one can speak with any certainty. It seems to me that all life on Earth, the sum total of life upon the Earth, has purpose.

Before Man goes to the stars he should learn how to live on Earth .

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.

These are the stories the Dogs tell, when the fires burn high and the wind is from the north.

Time is still the great mystery to us. It is no more than a concept; we don't know if it even exists.

Without consciousness and intelligence, the universe would lack meaning.

If mankind were to continue in other than the present barbarism, a new path must be found, a new civilization based on some other method than technology

It would seem to me that by the time a race has achieved deep space capability it would have matured to a point where it would have no thought of dominating another intelligent species.

Inside the time bubble we do not age. We age only when we are outside of it.

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.

Why I write music? Because it hurts not to.

My field was God’s earth. Wherever I ploughed, there was my field. Land was free. It was a thing no man called his own. Labor was the only thing men called their own.

The man who trusts other men will make fewer mistakes than he who distrusts them.

I like the religion that teaches liberty, equality and fraternity.

Shall I crack any of those old jokes, master, At which the audience never fail to laugh?

A youth's love is the more passionate; virgin love is the more idolatrous.

The mass of the rich and the poor are differentiated by their incomes and nothing else,and the average millionaire is only the average dishwasher dressed in a new suit.

You may be ignorant of all the books in the world, and I hope you are, of all the latest theories, but that is not ignorance.

Hollywood has unfortunately become a memory. It's nothing but a sign on the side of a hill.

If you commit a big crime then you are crazy, and the more heinous the crime the crazier you must be. Therefore you are not responsible, and nothing is your fault.