The two are opposite extremes of variation; that seems to me the only possible construction of them.

It is the difference between the ice boat which travels faster than the wind and the skater who braves the wind and battles up-current in it.

The latter is soon beaten by the opposition; the former outruns its ally.

The crank, the eccentric, the enthusiast--all these run counter to sane social judgment; but the genius leads society to his own point of view, and interprets the social movement so accurately, sympathetically, and with such profound insight that his very singularity gives greater relief to his inspiration.
Now let a man combine with this insight--this extraordinary sanity of social judgment--the power of great inventive and constructive thought, and then, at last, we have our genius, our hero, and one that we well may worship! To great thought he adds balance; to originality, judgment.

This is the man to start the world movements if we want a single man to start them.