But he disliked people quite as much for any other deficiency, provided he thought it equally likely to make them act ill.

He disliked, for instance, a fanatic in any bad cause, as much as or more than one who adopted the same cause from self-interest, because he thought him even more likely to be practically mischievous.

And thus, his aversion to many intellectual errors, or what he regarded as such, partook, in a certain sense, of the character of a moral feeling.

All this is merely saying that he, in a degree once common, but now very unusual, threw his feelings into his opinions; which truly it is difficult to understand how anyone who possesses much of both, can fail to do.

None but those who do not care about opinions will confound this with intolerance.