“The agitator seizes the world. The artist is seized by it”

“To love truth for truth's sake is the principal part of human perfection in this world, and the seed-plot of all other virtues”

“If there were only turnips and potatoes in the world, someone would complain that plants grow the wrong way.”

“In everything that relates to science, I am a whole Encyclopaedia behind the rest of the world.”

“How is the world ruled and how do wars start? Diplomats tell lies to journalists and then believe what they read”

“A man should have the fine point of his soul taken off to become fit for this world”