A shady business never yields a sunny life. — B. C. Forbes

All animals, except man, know that the principal business of life is to enjoy it. — Samuel Butler
I think that there is nothing, not even crime, more opposed to poetry, to philosophy, ay, to life itself than this incessant business. — Henry David Thoreau
So long as you don't feel life's paltry and a miserable business, the rest doesn't matter, happiness or unhappiness. — David Herbert Lawrence
The man who has done his level best... is a success, even though the world may write him down a failure. — B. C. Forbes
Many a man thinks he is patient when, in reality, he is indifferent. — B. C. Forbes
The man who is intent on making the most of his opportunities is too busy to bother about luck. — B. C. Forbes