Why Hurt People Hurt Peoplehttps://josephmattera.org/why-hurt-people-hurt-people/
Why do hurt people hurt people?https://www.quora.com/Why-do-hurt-people-hurt-people
Hurt People Hurt Peoplehttps://www.psychologytoday.com/gb/blog/hurt-people-hurt-people
Hurt People Hurt Peoplehttps://medium.com/personal-growth/hurt-people-hurt-people-64b900b4b382
The Benefits, Costs, and Paradox of Revengehttps://web.stanford.edu/~omidf/KarinaSchumann/KarinaSchumann_Home/Publications_files/Schumann.SPPC.2010.pdf
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