Some things just aren't taught. I took calculus in high school and 3 more semesters in college. At the end, I didn't have a clue as to what it was used for. It was all theory with absolutely zero application. It was years later when I found out what it was used for.
“In a time of deceit telling the truth is a revolutionary act.” ― George Orwell
It's not over when you lose. It's over when you quit.
