As a Dom, I appreciate subs/masochist withstanding pain. I admire someone that is willing to take on what I dish out. Still, I'm not a sadist: I don't get off on hurting somebody, I like how
they handle the pain.
As a sub (yes, I'm a switch) I like some pain. I depends on whay kind of pain though. Like somebody stated above, I also don't like craps, or a toothache. I really don't like having my balls hurth either. But I do like "pain at the surface": spanking, whipping, clamps, ...
Those that have read some more of my posts, know that I have specific kind of fetish for a special kind of pain (if can be considered as such): COLD. I like to lay naked in the snow, I can rally enjoy a cold shower one in a while, ...
On the other hand: sitting at my desk with the airco on to hard, is not at all comfortable and I don't get off on it