If this is the best of possible worlds, what then are the others?

'I have only twenty acres,' replied the old man; 'I and my children cultivate them; our labour preserves us from three great evils--weariness, vice, and want.'

'It is the obstinacy of maintaining that everything is best when it is worst.'

'I am a philosopher; doubts are as necessary to me as victuals.'

'I still hold that there is a difference, because free will..'

'Tears are the silent language of grief.'

'It is public folly that constitutes the rule of the world.'

But for what end have we been formed? To be happy, replied Candide.'

'Doubtless there is no greater good for a man than to sit quietly in his boat,' said the Scholar.

'The work keeps at bay three great evils--boredom, vice, and need.'

'What signifies it,' said the Dervish, 'whether there is evil or good?'

'The worst of paper money is that it leads to the use of silver money. The best is that you can't have too much of it.'

'Let us work,', said Martin, 'without disputing; it is the only way to render life tolerable.'