I took Classical Mechanics in college and laughed many times watching this https://www.youtube.com/watch?v=O3tVctB_VSU https://www.youtube.com/watch?v=O3tVctB_V

I took Classical Mechanics in college and laughed many times watching this https://www.youtube.com/watch?v=O3tVctB_VSU https://www.youtube.com/watch?v=O3tVctB_VSU as Sussman was right on point about many things.