for the wise are not so much wiser than others as respecters of their own wisdom.
 Henry David Thoreau, A Week on the Concord and Merrimack Rivers (1849). copy citation

Context

““and I added nothing, not even the ivy which for centuries had decorated the walls.” It would thus be possible for inferior minds to produce invaluable books, if this very moderation were not the evidence of superiority; for the wise are not so much wiser than others as respecters of their own wisdom. Some, poor in spirit, record plaintively only what has happened to them; but others how they have happened to the universe, and the judgment which they have awarded to circumstances. Above all, he possessed a hearty good-will to all men, and never wrote a cross or even careless word.” source