The "we are stardust" meme would be one such.

Astrological signs, too. Even people who despise them always know their sign and most have at least a vague notion of what that is supposed to say about them, although they will often not refer to this knowledge consciously.

Evolution has many self-image ramifications and I would argue that behavioral patterns like (irreligious) vegetarianism would never have made headway without it.