time-differential

Updated: July 31, 2026

Both in the discovery of what is unknown, and in the propagation of that which has been proved, there is a time-differential, which ought to, in a much greater degree than it ever has, occupy the political philosopher. We have begun, chiefly under the inspiration of Mr. Graham Wallas, to examine the effect of an invisible environment upon our opinions.

Walter Lippmann - Public Opinion