"I have been a philosopher, and I have pondered the meaning of life."

"Repudiating the sensible world, which he neither sees himself nor believes from those who have, the Peripatetic joins combat by childish quibbling in a world on paper, and denies the Sun shines becaus…"

"I have sinned many times, but I have always repented."

"The celestial machine is not like a divine animal but like a clockwork."

"I much prefer the sharpest criticism of a single intelligent man to the thoughtless approval of the masses."