That books do not take the place of experience, and that learning is no substitute for genius, are two kindred phenomena; their common ground is that the abstract can never take the place of the perceptive. The World As Will and Representation

I saw in their eyes something I was to see over and over in every part of the nation -- a burning desire to go, to move, to get under way, anyplace, away from any Here. They spoke quietly of how they wanted to go someday, to move about, free and unanchored, not toward something but away from something. I saw this look and heard this yearning everywhere in every states I visited. Nearly every American hungers to move. Travels with Charley: In Search of America

Look beneath the surface; let not the several quality of a thing nor its worth escape thee. Book VI

How much time he gains who does not look to see what his neighbor says or does or thinks, but only at what he does himself, to make it just and holy. Book IV