I want to tell all math enthusiasts out there to never give up, because maths is difficult for everyone... You can see even mr. Strang says sometimes he gets lost, and he teaches this stuff for years. (I felt this was missing in the comments) btw. *what a living legend!*####[['mr. Strang', 'Instructor', 'POS'], ['maths', 'Mathematical_Related_Concept', 'NEU'], ['NULL', 'Mathematical_Related_Concept', 'NEU']]