Honestly buzy, you seem like a sound guy. I wouldn’t waste your breath. They’ll always be someone ‘righter’ than you on here desperate to point it out. Sometimes it’s even dressed up as humour.
The sexism is awful by today’s standards (and perhaps by the standards of the day? Someone older can confirm or deny that) but some of the advice is certainly sound! Particularly the stuff about finishing strong, think that’s helped me a lot in the run up to trips or redpoints as well as training in general.