The enemy of the conventional wisdom is not ideas but the march of events. — John Kenneth Galbraith

Marx profoundly affected those who did not accept his system. His influence extended to those who least supposed they were subject to it.

Ideas are inherently conservative. They yield not to the attack of other ideas but to the massive onslaught of circumstance with which they cannot contend.

"Poverty" Pitt exclaimed "is no disgrace but it is damned annoying." In the contemporary United States it is not annoying but it is a disgrace.