Here's the expense that doesn't change: That will cost me a month of vacation days. Yeah, I can afford the money, if I choose to. But the vacation days are a

Here's the expense that doesn't change: That will cost me a month of vacation days. Yeah, I can afford the money, if I choose to. But the vacation days are a huge opportunity cost. For me, at the moment, that's two years of no other vacations. That's expensive.