I'm not sure you could "prove" either way on this with any amount of data. My personal anecdote is that hard times made easier times more fulfilling, and early

I'm not sure you could "prove" either way on this with any amount of data. My personal anecdote is that hard times made easier times more fulfilling, and early hardship in my life has made later hardship much easier to deal with, in comparison to my peers. But there is also a limit to that of course. Not sure how I'd handle losing a child for example, or if I'd ever be able to overcome something like that.