Thank you! I read further on that Fake Buddha quotes site (motto: "I Can't Believe It's Not Buddha!"), and learnt a lot from the comments and discussions, e.g. on this page[0] - like that some Buddha quotes I've 'known' for decades are just very bad mistranslations. Very grateful.
[0] https://fakebuddhaquotes.com/we-are-what-we-think-all-that-w...