“Philosophers are people who know less and less about more and more, until they know nothing about everything. Scientists are people who know more and more about less and less, until they know every...”

“The truth about an animal is far more exciting and altogether more beautiful than all the myths woven about it. ”

“More than any other product of human scientific culture scientific knowledge is the collective property of all mankind.”

“Every danger loses some of its terror once its causes are understood.”

“There is no faith which has never yet been broken, except that of a truly faithful dog”

“'I don't need brains,' says the billionaire contemptuously. 'I'm brainy enough myself!' The broker cries out in desperation, 'What, in heaven's name, do you want?' 'Goodness,' is the answer.”

“Every morning was a cheerful invitation to make my life of equal simplicity, and I may say innocence, with Nature herself.”

“One morning as I closed the cyclone-fence gate / to begin a slow drift / down to the cookhouse on foot / (because my truck wheels were glued / in deep mud once again), / I walked straight into / th...”

“It was a morning like other mornings and yet perfect among mornings.”

“Justice is the only worship.Love is the only priest.Ignorance is the only slavery.Happiness is the only good.The time to be happy is now,The place to be happy is here,The way to be happy is to make...”

“Be a good human.”

“Our country in general assumes that "the pursuit of happiness" really means "the pursuit of pleasure" and that therefore pleasure is the greatest good.”

“Growing up in Kansas City, I was always neat, the teacher's pet, know-it-all type.”

“Maybe I was unpopular a bit because I was a teacher's pet. But even the teachers complained about me. They would say to my parents, 'For every one question any pupil asks, Walter asks 10.'”

“I'd say the best is when I was in Africa, I saw a hippo in a house. Someone had a pet hippo. And they're meant to be one of the most dangerous animals on the planet, and they had one that was sort ...”