In the elemental emotions of fear and rage associated with the most primitive parts of the brain, this swift response without conscious intervention … - Lewis Mumford

Life is an art we are required to practice without preparation, a score that we play at sight even before we have mastered our instruments.

Walt Whitman's proclamation that a leaf of grass was a miracle to confound all atheists did more justice to the findings of science than a positivism that stopped with the breaking down of the chemical reactions between sunlight and chlorophyll. This isolation of science from feeling, emotion, purpose, singular events, historic identity, endeared it to more limited minds. But it is not, perhaps, an accident that most of the great spirits in science, from Kepler and Newton to Faraday and Einstein, kept alive in their thought the presence of God-not as a mode of explaining events, but as a reminder of why they are ultimately as unexplainable today to an honest enquirer as they were to Job. (That thought has been admirably translated in Conrad Aiken's poetic dialogue with 'Thee.')

"For while a whole day spent in gardening is the best of anodynes and the most benign of soporifics, the higher functions of the mind go to sleep after all heavy work: indeed physical fatigue has done more to prevent rebellions against the harsh exactions of daily work than either strong drink or brute pressure. Even the benign Emerson could say shrewdly about the immigrant labor gangs which build the first railroads, toiling at starvation pay for fifteen or sixteen hours a day: "It served better than the police to preserve order.