Indeed. Thee millions whose death he is responsible for couldn't defend themselves, either so it only seems fair to say Kissinger's is a small spark of good news in this grim world he shaped and darkened.
This quote is about never wishing a man dead. Clarence Darrow was a famous late 19th to early 20th century litigator who vehemently opposed the death penalty. He'd never wish anyone dead, he's fundamentally opposed to death as a punishment, but that doesn't mean he's sad when a bad person dies.