It became quickly very clear to me in undergrad that some people had this intuitive conceptual understanding of math and physics that I would simply never have, despite the effort (and I did make good grades). Some of these guys just blew me away with how smart they were. The more time I spent around people a lot smarter than me, the more I realized that some people's brains are just operating at a completely differe…
I saw the same thing in college, but I narrowed it down not to intelligence, but aptitude for abstract vs concrete thought. In high school everyone either struggles with geometry or algebra, while finding the other relatively accessible. College magnifies this effect. I intensely struggled with calculus, far and away my hardest subject. Friends those raw intelligence was similar to my own found calculus to be laughab…
But this is simply a dimension of intelligence. All of our cognitive abilities are.