“Logic has borrowed, perhaps, the rules of geometry, without comprehending their force”
Blaise Pascal (1623–1662) French mathematician, physicist, inventor, writer, and Christian philosopher
The Art of Persuasion
Context: Logic has borrowed, perhaps, the rules of geometry, without comprehending their force... it does not thence follow that they have entered into the spirit of geometry, and I should be greatly averse... to placing them on a level with that science that teaches the true method of directing reason.