“There is a wide difference between speaking to deceive, and being silent to be impenetrable.”

“We are intelligent beings: intelligent beings cannot have been formed by a crude, blind, insensible being: there is certainly some difference between the ideas of Newton and the dung of a mule. Newton's intelligence, therefore, came from another intelligence”

“Tears are the silent language of grief”

“It is far better to be silent than merely to increase the quantity of bad books.”

“To a toad, what is beauty? A female with pop eyes, a wide mouth, yellow belly, and a spotted back,”

“The only way to make men speak well of us is to do it.”

“Never having been able to succeed in the world, he took his revenge by speaking ill of it.”