He obtained nothing that seemed to him sufficiently positive and repeated: "I should like to know." To which Dr.Socrates replied: "Men were not made to know; men were not made to understand.

They do not possess the necessary faculties.

A man's brain is larger and richer in convolutions than that of a gorilla, but there is no essential difference between the two.

Our highest thoughts and our most comprehensive systems will never be anything more than the magnificent extension of the ideas contained in the head of a monkey.

We know more about the world than the dog does, and this flatters and entertains us; but it is very little in itself, and our illusions increase with our knowledge." But Pradel was not listening.