"It is an easy thing to praise and blame, but not so easy to know what to praise and what to blame."

"Among the great things which are to be found among us, the Being of Nothingness is the greatest."

"No human investigation can be called true science if it doesn't pass through mathematical demonstrations."

"The senses are of the earth, reason is of the soul."

"Indeed, nature is full of infinite reasons that have never been in experience."