At every step the natural light which illuminates their path grows dimmer and less… — Alexis de Tocqueville

At every step the natural light which illuminates their path grows dimmer and less secure; and that, in spite of all their efforts, they have as yet only discovered a small number of conflicting notions, on which the mind of man has been tossed about for thousands of years, without either laying a firmer grasp on truth, or finding novelty even in its errors.