The worst mistake of first contact, made throughout history by individuals on both sides of every new encounter, has been the unfortunate habit of making assumptions. It often proved fatal. ↗
Self-righteous people can talk themselves into forgetting they are part of a civilization. They can then feed on that culture, bringing it down. It's happened many times in the past. It could happen to us. ↗
There's no doubt that scientific training helps many authors to write better science fiction. And yet, several of the very best were English majors who could not parse a differential equation to save their lives. ↗
If we're given a number of circumstances to deal with, the brain goes into this mode of trying to find a solution, and it's amazing how good we are at it. ↗