A teacher, or two. One taught me about what rigor was. In so many ways. Another taught me that there is another side of Math. The non-heuristic parts. The stu

A teacher, or two. One taught me about what rigor was. In so many ways. Another taught me that there is another side of Math. The non-heuristic parts. The stuff where is there is reason, logic, etc. Dad took a broadband connection, and watching YouTube became realistic. I got 3b1b, Numberphile, MIT OCW. Edit: My discovery of Halliday, Resnick, Walker physics textbook and Feynman lectures also was helpful. It was mostly- the Internet.