Combined with the further "Strong Opinions, Loosely Held" this is very real advice. Broad statements like this tend to be very inline with our intuitions for m

Combined with the further "Strong Opinions, Loosely Held" this is very real advice. Broad statements like this tend to be very inline with our intuitions for many things - even if we must admit that they have very little "real" evidence. It doesn't mean that such common aphorisms don't have value or utility in our lives...