Optimism is the parent of despair, while pessimism allows...

Optimism is the parent of despair, while pessimism allows the mind to accustom itself to the inevitable disappointments of human existence by degrees, just as some drugs induce a state of tolerance. Pessimists, moreover, have the better sense of humour, for they have a livelier apprehension of pretension and absurdity. In a meritocracy, furthermore, those who fail must either indulge in elaborate mental contortions to disguise reality from themselves or sink into a deep melancholy.