Efficient Causality

Famous quotes containing the words efficient and/or causality:

“The really efficient laborer will be found not to crowd his day with work, but will saunter to his task surrounded by a wide halo of ease and leisure.”
—Henry David Thoreau (1817–1862)

“Time, space, and causality are only metaphors of knowledge, with which we explain things to ourselves.”
—Friedrich Nietzsche (1844–1900)