If you're not sure, then go to school. One big problem with learning on your own is that you'll usually avoid doing the hard boring stuff that seems pointless.

If you're not sure, then go to school. One big problem with learning on your own is that you'll usually avoid doing the hard boring stuff that seems pointless. For a lot of people, that includes math. But doing that stuff gives you the strength and confidence to attack difficult problems in the future. I work in an engineering shop where about 25% of people have degrees, and they are miles ahead of the rest. I think what sets them apart is the belief that they will get to the bottom of a problem with logic and hard work, rather than flipping opinions back and forth.