The opportunity costs of being a young entrepreneur
There are things that you can do in your early twenties that you cannot do as well before or after. Like plunge deeply into projects on a whim that seem like they will have no pay off. Travel super cheaply with no sense of a deadline. […] Mark Zuckerberg will never get to bum around a foreign country. If he goes to a foreign county, it's either as a de-facto state visit or like he's hiding out incognito at George V in Paris.