I tried to write the long answer and it turned out as a wall of text composed of parenthetical caveats. Then I tried to right the short answer and it turned out as a medium length yet confusing answer.
The truth of the matter is that people are barely evolved ape/chimps and do pretty much whatever suites them as long as they don't get their ass kicked for it.
The truth of the matter is that people are barely evolved ape/chimps and do pretty much whatever suites them as long as they don't get their ass kicked for it.