The threat of a neglected cold is for doctors what the threat of purgatory is for priests-a gold mine.

Conviction is the conscience of intellect.

Marriage follows on love as smoke on flame.

To enjoy and give enjoyment, without injury to yourself or others; this is true morality.

Spero Speroni explains admirably how an author who writes very clearly for himself is often obscure to his readers. "It is," he says, "because the author proceeds from the thought to the expression, and the reader from the expression to the thought.

Public opinion reigns in society because stupidity reigns amongst the stupid.

Women bestow on friendship only what they borrow from love.