Calculus is one of those things. It just is. And, everyone has to learn it their own way. While I was in calculus II, a friend told me to start thinking of those operations like robots; I just had to learn how to tell the robots to do their work. And, that worked! I learned the basics and got through II & III.
But now, I'm
in ordinary differential equations. This is like having a magic sword
that ALWAYS cuts SOMETHING, then finding myself in a pitch black room
with another fellow wielding a similar sword. Good luck not losing an