• https://www.psychologytoday.com/blog/acquired-spontaneity/201312/why-do-we-do-what-we-do


• https://www.psychologytoday.com/blog/cui-bono/201501/good-neutral-and-bad-selfishness


• http://www.careershifters.org/expert-advice/the-importance-of-being-selfish • – http://www.scientificamerican.com/article/scientists-probe-human-nature-and-discover-we-are-good-after-all/


• http://www.theatlantic.com/health/archive/2015/09/how-quantum-cognition-can-explain-humans-irrational-behaviors/405787/