Assertion: altruism | /r/HasProperty | explained
Facets:
Source sentences:
text: Yes, the altruism is explained as advantageous, but such nuanced behaviors must somehow have arisen in the first place, in order to be later selected.
text: Larissa says that there have been some psychological theories which make sense to her; these overly altruistic people are often considered pathological, the assumption being that human nature is selfish and so altruism needs to be explained.