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.

I think God is as much a basic ingredient in the universe as neutrons and positrons. This is the prime force, when we look around the universe.

The strength of a civilization is not measured by its ability to fight wars, but rather by its ability to prevent them.

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.

It isn't all over; everything has not been invented; the human adventure is just beginning.

There was much to put out of his mind. Why was it difficult to forget Chekov's astonished delight which greeted him at the command airlock when he boarded. And on the bridge - Kirk! The mere name made Spock groan inwardly as he remembered what it had cost him to turn away from that welcome. T'hy'la!

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...