"For man to become successful, for man to establish himself as the ruler of the planet, it was necessary for him to use his brain as something more than a device to make the daily routine of getting food and evading enemies a little more efficient. Man had to learn to control his environment."

"There's this little thing of "I want to say this" and "I want to be funny". And that little balance: if it's a little-- if it's one inch above -- "I really want to say this" and "It's not that funny" …"

"A mere verbal formula often distinguishes a truism from a paradox. ‘It is the duty of society to protect the weak;’ but protection cannot be efficient without the power of control; therefore, ‘It is t…"

"On the whole, the scientist is better off if he collects his facts by accident, little by little, so he can study them before he tries to fit them into a jigsaw puzzle, This is how the late Tom Lethbr…"

"Individually, workingmen are weak, and, when separated, each one follows a different course, without accomplishing anything for himself or his fellow man; but when combined in one common bond of broth…"