“Above all, I would not expect a wise race, at great expense, to set loose an army of self-replicating robots.”

It would be a pity if, frustrated by the price of travel, we elected to become a society that never made contact, that never gave SETI a fair chance.

In the past, on Earth, it has largely been to exploit foreign resources and to expand the domestic territory.

Present annual world energy consumption is about equal to the annihilation energy of 4 tons of matter.

Years of science fiction have produced a mindset that it is human destiny to expand from Earth, to the Moon, to Mars, to the stars.

No one can deny the excitement of visiting another world.

The sun and its retinue of planets drift as a group through the vast gulfs of space that separate the stars.

I know that my Redeemer lives. Thank God I love humanity, complexion doesn’t interest me one single a bit.

I was the kid who never won the races. I never jumped the highest. I wasn’t on the list of the high-achieving.

A world I dream where black or white, Whatever race you be, Will share the bounties of the Earth And every man is free.

There is a shrine in the temple of age, where lie forever embalmed the memories of such as have deserved well of their country and their race.

Racists have often used pseudoscience to justify their socially damaging views; watch these films to see how science, by replacing ignorance with knowledge, can undo that damage.

If you want to honor me, give some young boy or girl who’s coming along trying to create arts and write and compose and sing and act and paint and dance and make something out of the beauties of the Negro race-give that child some help.

I call upon you to draw from the depths of your being – to prove that we are a human race, to prove that our love outweighs our need to hate, that our compassion is more compelling than our need to blame.

Be respected as being new, and probably a decent change or a help for the human race or whatever, instead of keep carrying the same old burdens around with you.