Whatever might have been Berkeley's intention as to Refuting scepticism, the result of his labors was to increase it in no ordinary degree.
"Theological Essays"
Charles Bradlaugh
In Refuting the conception of material substance and demonstrating the dependence of being upon mind, he at once sought, as he did repeatedly in later years, to establish the world of practical belief, and so to reconcile metaphysics and common-sense.
"The Approach to Philosophy"
Ralph Barton Perry
Cuper is suspected to have been one of those followers of Spinoza, who under pretence of Refuting him, set forth and sustained his arguments by feeble opposition.
"A Biographical Dictionary of Freethinkers of All Ages and Nations"
Joseph Mazzini Wheeler