Why do we feel shame?

[Three Roses]

http://www.upworthy.com/why-do-sexual-assault-survivors-feel-shame-a-cartoon-sums-it-up

Excerpt:

Blaming yourself for what you did or did not do feels bad but it's a way to make you feel safe and in control. Saying "It was my fault" is a way of saying "I can stop it from happening again".