2019-01-15第030讲丨学边际革命
2019-01-15 本文已影响0人
吴必森Brady
Many people can't be an expert on some field because it tasks a lot to improve as he or she wants to be better. I think when we are considering how far we want to go on a road, we need to figure out how much we like this thing and then we could begin to solve the problem.
