We can't save the world without food. Only people with full stomachs become environmentalists. David Brin
Thought depends absolutely on the stomach, but in spite of that, those who have the best stomachs are not the best thinkers. Voltaire
No healthy man, in his secret heart, is content with his destiny. He is tortured by dreams and images as a child is tortured by the thought of a state of existence in which it would live in a candy store and have two stomachs. H. L. Mencken
Empty stomachs have no ears. Sudanese Proverb
Full stomachs don't believe empty ones. Corsican Proverb
He has two stomachs to eat and one to work. Romanian Proverb