"We know too much and feel too little. At least, we feel too little of those creative emotions from which a good life springs."

"Human reason is like a drunken man on horseback; set it up on one side, and it tumbles over on the other."

"Pick battles big enough to matter, small enough to win."

"MILLENNIUM, n. The period of a thousand years when the lid is to be screwed down, with all reformers on the under side."

"[W]e shall continue to have a worsening ecologic crisis until we reject the Christian axiom that nature has no reason for existence save to serve man."

"Men have no right to put the well-being of the present generation wholly out of the question. Perhaps the only moral trust with any certainty in our hands is the care of our own time."

"Time is the best teacher, but unfortunately, it kills all of its students."

"Anger without power is folly."

"There is a certain majesty in simplicity which is far above all the quaintness of wit."

"The poets have been mysteriously silent on the subject of cheese."