It might surprise you, but I am not one of those people who will tell you that learning leads to nothing but wisdom. On the contrary, a stupid learning approach can turn out to be a monumental waste of time. That's why regardless of your area of interest, be it languages or medicine; it's crucial to master the art of smart learning.
It will allow you to get the best of both worlds - productivity and the science of memory. This way, you can rest assured that every minute you spend learning is a minute that makes you smarter.