The courage to do hard things

Many people enjoy participating in extreme sports, ones that require high physical and mental endurance. For me, doing ultramarathons can bring personal satisfaction in completing something very difficult. At the same time, I realize that other people struggle with physical limitations that make just walking difficult, and I praise their courage.

Here is my video on extreme sports:

http://esl-lab.com/arches/trailrunning-video.htm