I didn't realize the inside of a proton was so complicated. we usually just say "2 top quarks, 1 bottom quark", etc. And yet QCD is much more complicated than

I didn't realize the inside of a proton was so complicated. we usually just say "2 top quarks, 1 bottom quark", etc. And yet QCD is much more complicated than this... we never go back and reconcile it with the simplified version we saw in high school science class.