Effective Theories

Famous quotes containing the words effective and/or theories:

    “... effective magic is transcendent nature ...”
    —George Eliot [Mary Ann (or Marian)

    “The theories and speculations of men concern us more than their puny accomplishment. It is with a certain coldness and languor that we loiter about the actual and so-called practical.”
    —Henry David Thoreau (1817–1862)