Whoever destroys a single life is as guilty as though he had destroyed the entire world; and whoever rescues a single life earns as much merit as though he had rescued the entire world.
Authentication Score 1
Original Citation
Talmud. Mishnah, Sanhedrin 4:9:1.
Current Citation
The Talmud: A Selection, translated by Norman Solomon. Penguin Classics, 2009, Fourth Order Neziqin, Fourth Tractate Sanhedrin (The Court) 4:9:1.