“If I’d listened to my consumers, I’d have given them a faster horse”

“Nature never makes excellent things for mean or no uses”

“Man may be considered as a superior species of animal that produces philosophies and poems in about the same way a silkworm produces their cocoons and bees their hives”

“Knowledge is like a baobab tree - one person's arms are not enough to encompass it”

“Science has done more for the development of western civilization in one hundred years than Christianity did in eighteen hundred years.”

“It is a great pity when the one who should be the head figure is a mere figure head”