The clip I most remember from #StarTrek TNG was in "The Neutral Zone" (S01E26) with a discussion with a group of people who the Enterprise doctor awoke from cryogenic freezing who were talking about money and its impact on life in the future. "The challenge [of life] is to improve yourself".
https://www.youtube.com/watch?v=7cD1sD2dlS0
#PatrickStewart