Before revision: Broad ends his paper by concluding that such evidence appears to present a counterexample to the Basic Limiting Principles he sets out in the same paper and particularly Basic Limiting Principle (4.1) that states: (4.1) It is impossible for a person to perceive a physical event or a material thing except by means of sensations which that event or thing produces in his URL
After revision: Broad ends his paper by concluding that such evidence appears to present a counterexample to the Basic Limiting Principles he sets out in the same paper and particularly Basic Limiting Principle (4.1) that states: (4.1) It is impossible for a person to perceive a physical event or a material thing except by means of sensations which that event or thing produces in his mind.