Originally asked at Reddit, https://www.reddit.com/r/college/comments/9y6zu2/what_is_college_about_is_it_about_exploring/
If you live in USA and are going to take a big loan to pay for your education in University, remember that you must pay it back later, so pick some subject that makes sense financially. Probably CS is fine, but do your own research. (This is not financial advise.)