'Tis very warm weather when one's in bed. - Jonathan Swift

And I remember in frequent discourses with my master concerning the nature of manhood, in other parts of the world, having occasion to talk of lying and false representation… For he argued thus; that the use of speech was to make us understand one another, and to receive information of facts; now if any one said the thing which was not, these ends were defeated… …he leaves me worse than in ignorance, for I am led to believe a thing black when it is white, and short when it is long.

The reason why so few marriages are happy is because young ladies spend their time in making nets, not in making cages.

That's as well said, as if I had said it myself.