Well now, that's good advice and I've heard similar things from old timers myself. Did he give you any specific reason why he thought you were overthinking it, or was he just going off gut feeling? Seems like there's usually a story behind that kind of blunt wisdom.
I mean, that's kind of wild. It's like, just trust the vibes on the water pressure or something? Hope you didn't have to learn that lesson the hard way.