Originally Posted by
Monty92
The collorary of this point of view is that it's only our innate desire to pursue meaning where there is none that stops us from becoming nihilists. After all, if there is no greater truth, and if existence is meaningless, what is the point in being a kind, good, ethical person?
The point is that being a kind, good, ethical person is beneficial to us from an evolutionary perspective, and our instincts to be kind, good and ethical can very well come solely from these instincts, without any belief in anything greater.