In so doing, Spock in particular was an inspiration to programmers in the 1970's when it was fashionable for science fiction on TV to be mainly silly and confused. He was a good antidote to that before the hichhikers guide.
I was not a committed Star Trek fan then, simply because I was in Germany and didn't see much english TV. Star Trek was however the only TV show that was free to present ideas about humanity and society and in spite of that it was unpretentious, it did not present itself as a highbrow philosophy program.
That, of course, is part of the point of being intelligent. If you are intelligent, you can say things that ordinary people understand. If you can't, maybe you aren't.