If I had my life to live over again, I'd be a plumber.
— Albert Einstein
Everything is hypothetical in hell.
— Olga Tokarczuk
There could be whole antiworlds and antipeople made out of antiparticles. However, if you meet your antiself, don't shake hands! You would both vanish in a great flash of light.
— Stephen Hawking
They could not understand the advantage of living contrary to their inclinations in this world in order to enjoy a hypothetical well-being in another.