Good questions get the truth out of you whether you like it or not.
Two recent treasures of self-inquiry:
1) ’s 20 questions for startup CEOs and execs breakingsmart.substack.com/p/the-state-of
2) ’s 4 questions (“The Work”) en.wikipedia.org/wiki/Byron_Kat
Conversation
My list is actually not that great for startups. It’s better for at least post-PMF companies, and probably best for mature companies.

