Take long walks in stormy weather or through deep snows in the fields and woods, if you would keep your spirits up. Deal with brute nature. Be cold and hungry and weary.
Henry David ThoreauAlas! the culture of an Irishman is an enterprise to be undertaken with a sort of moral bog hoe.
Henry David ThoreauEvery man who has ever been earnest to preserve his higher or poetic faculties in the best condition, has been particularly inclined to abstain from animal food
Henry David Thoreau