Physics is a macho field. Not physically. Take a look at your average physics student. Physics is academically macho. Physics majors love to scoff at the other sciences. Biology’s just bullshit. Where’s the math?! Chemistry is all memorization, whereas Physics derives the quantum numbers from first principles. “Soft” science? That’s not science. Even within Physics, there’s a hierarchy of hardcoreness. Theoretical Physics is clearly at the top. Those who can’t cut it end up beco...