Ancient astronauts didn't build the pyramids. Human beings built the pyramids, because they're clever and they work hard.

Its seems to me - it's likely that heaven's here right now. If you could take life with its pain and misery, where you fail and you sometimes win, and if you package it into a game, people would pay a fortune to have this game. And I don't know that I'd want it to be resolved so peacefully that the game would be all over.

The network told me to get rid of Number One, the woman first lieutenant, and also get rid of 'that Martian fellow'... meaning, of course, Spock. I knew I couldn't keep both, so I gave the stoicism of the female officer to Spock, and married the actress who played Number One. Thank God it wasn't the other way around. I mean Leonard's cute, but...

You can't take this speck of dust in this midst of all this incredible panorama of birth and complexifying and say...this is the only place that [life] happens. It's like turning your back on the whole idea of growth and evolution.

Religions vary in their degree of idiocy, but I reject them all.

Star Trek was an attempt to say that humanity will reach maturity and wisdom on the day that it begins not just to tolerate, but take a special delight in differences in ideas and differences in life forms.

If this is your God, he's not very impressive. He has so many psychological problems; he's so insecure. He demands worship every seven days. He goes out and creates faulty humans and then blames them for his own mistakes. He's a pretty poor excuse for a Supreme Being.