"It is the perennial youthfulness of mathematics itself which marks it off with a disconcerting immortality from the other sciences"

"Immortality - a fate worse than death"

"Poets have said that the reason to have children is to give yourself immortality. Immortality? Now that I have five children, my only hope is that they are all out of the house before I die"

"I don't want to achieve immortality through my work. I want to achieve it through not dying"

"The doctrine of the immortality of the soul has more threat than comfort"

"If all else fails, immortality can always be assured by spectacular error"

"The insatiable thirst for everything which lies beyond, and which life reveals, is the most living proof of our immortality"

"Unable are the loved to die, for love is immortality"

"Love wishes to perpetuate itself. Love wishes for immortality"

"If you were to destroy the belief in immortality in mankind, not only love but every living force on which the continuation of all life in the world depended, would dry up at once"

"Friendship, like the immortality of the soul, is too good to be believed"