If the miser reaches the point of sacrificing his health, his pleasures, and even his very honesty for the love of his money, shall we not succeed in learning to love so noble an aim as intellectual work sufficiently to make us sacrifice our laziness for a few hours every day?... Should not our young people therefore spend at least five hours a day at their work-table in order to assure for themselves, both now and in the future, the manifold joys of intellectual culture?

p. 110 - The Education of the Will (1920)