Famous quotes containing the words shaft, safety and/or experiment:
“The subterranean miner that works in us all, how can one tell whither leads his shaft by the ever shifting, muffled sound of his pick?”
—Herman Melville (18191891)
“For hours, in fall days, I watched the ducks cunningly tack and veer and hold the middle of the pond, far from the sportsman;... but what beside safety they got by sailing in the middle of Walden I do not know, unless they love its water for the same reason that I do.”
—Henry David Thoreau (18171862)
“The playing adult steps sideward into another reality; the playing child advances forward to new stages of mastery....Childs play is the infantile form of the human ability to deal with experience by creating model situations and to master reality by experiment and planning.”
—Erik H. Erikson (20th century)