The devil always drives us into despair, because depression is satan's utmost joy. Seraphim of Sarov
Cheerfulness is not a sin. It drives away weariness, and it is from weariness that despondency comes. Seraphim of Sarov
The fear of God illumines the soul, annihilates evil, weakens the passions, drives darkness from the soul and makes it pure. The fear of God is the summit of wisdom. Where it is not you will find nothing good. Whoever does not have the fear of God is open to diabolical falls. Ephrem the Syrian
Hunger drives good taste away. Hindi Proverb
The frost drives the pig home. Finnish Proverb
Hunger drives the wolf from its den. Corsican Proverb