Yes, because I think alot of us would be in dire straits without it, no sense no feeling, no pain no gain, pain is our way of letting us know things about ourselves, whether it be positive or negative.
Some lessons are best when learned through pain...
Lets you know your alive
Yes although it's too bad the body can't tell that persistent, unavoidable pain is detrimental
It tells you when there is something wrong.
Yes it lets us know the limits of our body and when it may be in danger.
It's a pretty good teacher. And it lets you know to remove your hand from a hot stove.
yes it is stopping me from rambling