Your default response to anything unpleasant or painful is to get away from it.

You learned this early in life when you first touched a hot stove.

In my case, it was a hairpin in an electrical outlet at 18 months.

But you will put up with pain and suffering

If you think the reward is big enough.

If you think change will be too hard.

Ultramarathon runners.

Most people in the US are stuck in jobs, or life events they hate.

If you are going to put up with pain and suffering, you have three choices: Two are unhealthy. One is both healthy and effective.