"Others read books, watch movies or post messages on a bulletin board."
LOL
I don't do that out of fear....entertainment or boredom maybe.
It's social intercourse.
Now, I believe the astronauts have very little reliance on NASA provided psychiatrists? Because they all need close watching and a sense of support. I wonder if they get that. Anyone know for sure?
They must be isolated with their experiences, and if they are under any kind of a security oath and aren't allowed to even speak to their families about some of it, that right there is going to cause them some problems.