He is immortal, not because he alone among creatures has an inexhaustible voice, but because he has a soul, a spirit capable of compassion and sacrifice and endurance.

VOA: special.2010.01.10

And a few lines down Mammon tells us that we will "work ease out of pain / through labour and endurance."

在下面几行贪神告诉我们,我们将会“缓解那痛楚，经由劳动和忍耐“

耶鲁公开课 - 弥尔顿课程节选