I've had this discussion already. [Smooth and mellow, but cutting right to the chase.] Not as politely, but I have. I've been told that I'll break down if I don't share more of my feelings and experiences with people. I've also been told that it's stupid to try and protect others from having to bear your troubles.
[And now he's diving into unfamiliar territory - sharing very personal details of his history.]
But I've been living like this since I was a kid. I was raised to keep my own business to myself, and I've yet to break down. I choose to handle my problems by myself, and I think that's my right.