Having a broad scientific understanding of mental illness is definitely key if one is build resilience against it.

I've written a bit in that regard, if you care to have a look.

https://darhtbjehl.medium.com/every-molehill-is-an-everest-a-brief-primer-on-depression-and-the-brain-fdc0291b5f31

https://medium.com/happily-faithless/cursed-unto-the-third-and-fourth-generation-98816b9acd41