Many of these are based on a combination of well-known quotes and basic logical constructs such as syllogisms:

A well-known quote and song from Psalm 51.

The following well-known quote, or some variation of it, is often attributed to Ledru-Rollin: "There go the people.

Perhaps his most well-known quote is, "When God wants to do an impossible task, he takes an impossible man, and he crushes him."

This is a well-known quote in Norwegian history.

He is credited with the following well-known quote (c.1974):

The products bring to life Mr. Graves's well-known quote that "It's when art comes down from the wall that things really get interesting."

The majority agreed with the well-known quote of Gauss:

A well-known quote from Pope is that "snakes are first cowards, then bluffers, and last of all warriors."