Earlier quoted context omitted.
> What if people get depressed because their lives suck and they had a shitty childhood? But people don't only get depressed because of those things; plenty of people's "lives suck" who aren't depressed, and plenty of people with good lives _are_ depressed. https://en.wikipedia.org/wiki/Major_depressive_disorder says: "The cause is believed to be a combination of genetic, environmental, and psychological factors....…
Beliefs are passed down like genes.
True, but you can't unlearn your genes (yet).