But it doesn't usually come off as an expression of "we (as people) are so much better than you."They do this in most of the Star Treks
In "City" McCoy refers to 1930's doctors sewing people up like garments, implying that 23rd century doctors don't. But the fact that McCoy has the technological means to close up a patient using a more advanced medical method doesn't mean that McCoy thinks himself to a better or more superior person.
Archer while in the 21st century didn't indicate that he felt himself superior to the people from that time.
Picard had contempt and disdain for the 20th century people before they woke for the first time, prior to speaking to any of them. He felt that he was personally better than any of them.
Picard hardly comes off as either open minded or broad minded in The Neutral Zone.... to gloat that the Federation is obviously more enlightened than ...
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