Disbelief in Immortality

door, opening the

If you were to destroy in mankind the belief in immortality, not
only love but every living force maintaining the life of the world
would at once be dried up. Moreover, nothing then would be immoral,
everything would be lawful, even cannibalism.

–Fyodor Dostoyevsky

If existence is forever

C.S.-LewisChristianity asserts that every individual human being is going to live for ever, and this must be either true or false. Now there are a good many things which would not be worth bothering about if I were going to live only seventy years, but which I had better bother about very seriously if I am going to live for ever.

–C. S. Lewis
Mere Christianity