[pdex]

On the other hand suffering builds resilience and character.

https://ptgi.uncc.edu/files/2015/01/Positive-outcomes-follow...

http://www.wsj.com/articles/SB100014240527023034961045755602...

https://webfiles.uci.edu/rsilver/Seery,%20Holman,%20&%20Silv...

https://www.psychologytoday.com/blog/out-the-darkness/201111...