Authors:

Those who have had anything useful to say have said it far too often, and those who have had nothing to say have been no more reticent.

B. F. Skinner (2015). “Cumulative Record: Definitive Edition”, p.309, B. F. Skinner Foundation
Those who have had anything useful to say have said it far too often, and those who have had nothing to say have been no more reticent.