a one may be said to carry his understanding about with him in his pocket, or to leave it at home on his library shelves. He is afraid of venturing on any train of reasoning, or of striking out any observation that is not mechanically suggested to him by parsing his eyes over certain legible characters; shrinks from the fatigue of thought, which, for want of practice, becomes insupportable to him; and sits down contented with an endless wearisome succession of words and half-formed images, which fill the void of the mind, and continually efface one another. Learning is, in too many cases, but a foil to common sense; a substitute for true knowledge. Books are less often made use of as “spectacles” to look at nature with, than as blinds to keep out its strong light and shifting scenery from weak eyes and indolent dispositions. The book-worm wraps himself up in his web of verbal generalities, and sees only the glimmering shadows of things reflected from the minds of others. Nature puts him out. The impressions of real objects, stripped of the disguises of words and voluminous round-about descriptions, are blows that stagger him; their variety distracts, their rapidity exhausts him; and he turns from the bustle, the noise, and glare, and whirling motion of the world about him
