not my post

The following information was extracted from the LJ of someone I do not know. I found this post within three degrees of separation from me. Extracted here is the bit I find interesting, hopefully minus the social context that created it.

( Prisoner's Dilemma )

(no subject)

[13:40] do you know how weight-lifting works? how it builds muscles?
[13:40] yes
[13:41] you subject the muscle to stress and it tears. It heals, and gets stronger. The strength comes from scar tissue.

Reposted from a mailing list:

( Cut so Achingly Defiant doesn't have to read this twice )