that song is 56 years old and this species still won't change their social consensus in each alternate reality composed humanity replacing ancestral lineages.
101 generations ago the same was happening. When rule of law commands ancestries to train their own replacements to ignore why they are replacements sustaining numbers alive forward here being naturally eternally separated in plain sight, eternal hell is brought into fruition saving humanity in every society this species serves God, Country, Community theaters of reasonable doubt by typecast people dying to stay in character.
means, motives, methods, dreams of power, wealth, fame, follow reasonable doubt or mayhem, madness, misery comes knocking down your door.
Build a better mousetrap, planned by studying mice to govern mankind philosophically, psychologically, metaphysical science of psychiatry. Preying on predators' emotional responses to respond to ideas instead of navigating time occupying space as eternally separated now.
think outside self contained to your own skin/box.
When gambling with your time living, denying now is eternity put your skin in the game of probabilities after a couple hundred generations ignoring now is eternity, nobody will be alive to recognize it always has been.
and when one appears, nobody believes it is possible.