Yes. I think that most people are unhappy, and rich people are no exception. But they can be unhappy in luxurious surroundings. 😛
I am reminded of a third-generation Kennedy (I forget which one) who died of a drug overdose in a $1000-per-night hotel room. Less affluent people would die of a drug overdose in an alley.
Yes I have (to answer that as a yes or no) with my grams many years ago.
If you were guaranteed $100K but could gamble it for a reasonable shot at 1 million dollars would you risk it?