It’s just another way of saying that “it is good that creatures who know what is moral and act on it exist, and such creatures should make sure creatures like themselves continue to exist in the future.”
To make an analogy, if I said “Math should exist,” what I would actually mean is “Creatures that value doing math problems and studying mathematics should exist.”
It’s just another way of saying that “it is good that creatures who know what is moral and act on it exist, and such creatures should make sure creatures like themselves continue to exist in the future.”
To make an analogy, if I said “Math should exist,” what I would actually mean is “Creatures that value doing math problems and studying mathematics should exist.”