The devil has put a penalty on all things we enjoy in life. Either we suffer in our health, or we suffer in our soul, or we get fat.

Attributed in Einstein: The Life and Times by Ronald W. Clark (1971), p. 737. The only source given in the end notes is "personal information". Einstein is said to have made this comment when a box of candy was being passed around after dinner, and he said that his doctor wouldn't let him eat it. The book also says that 'A friend asked him why it was the devil and not God who had imposed the penalty. "What's the difference?" he answered. "One has a plus in front, the other a minus."'.