[arscan]

The rational thing to do is to spend money in a way that maximizes happiness. My favorite paper on the topic (actionable and based on science): http://www.wjh.harvard.edu/~dtg/DUNN%20GILBERT%20&%20WIL...

[greenyoda]

Happiness is a complicated variable to optimize. You could be maximizing happiness in the current moment (a Starbucks coffee right now) at the expense of happiness in the long term (financial independence at age 50).