Imagination rules the world.
Napoleon argues that imagination can exert greater influence over people than direct knowledge or rational judgement. In the surrounding passage, he observes individuals who feel strong loyalty towards him despite never having met him. Their response appears to come from the image they have formed through reputation, stories and public perception.
The remark therefore concerns more than private fantasy. It points to the political force of symbols, personality and collective belief. Napoleon suggests that leaders can acquire influence because people respond not only to policies or arguments, but also to the meanings and expectations attached to their public image.
Read in context, the quote reflects a view of politics in which perception is a major source of power. It can be used to examine how leadership, persuasion and political identity are shaped by narratives that influence how people understand individuals and events.
Full quotation
“The Emperor could not refrain from evincing some emotion at these two circumstances; so strongly did the countenances, accents, and gestures of these two men bear the stamp of truth. He then said, See the effect of imagination! How powerful is its influence! Here are people who do not know me—who have never seen me; they have only heard me spoken of; and what do they not feel! what would they not do to serve me! And the same caprice is to be found in all countries, in all ages, and in both sexes! This is fanaticism! Yes, imagination rules the world!”