This is exactly the kind of thinking that he's talking about... No idea deserves ridicule, only an open mind and constructive criticism - after all, cold fusion

This is exactly the kind of thinking that he's talking about... No idea deserves ridicule, only an open mind and constructive criticism - after all, cold fusion and other things would have a better chance at becoming a reproducible experiment if people wouldn't mock everyone who comes up with a new idea in the field, no matter how ridiculous it sounds.