Paraphrasing from my tweet from last November: It seems to me like investing [money] with compounding interest rather than spending it on travel / learning isn’t smart if the experience you’re investing in compounds in value over lifetime faster than market interest rate. I bet it’s more than just travel or education where this is the case. A university education costs a fortune in the United States. But most people who have the chance to invest in it do without a hesitation, because th...