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should always follow one another, we want to make it sure that whenever one of these two notions shall be presented to our brain, the other notion should immediately spring up before the same brain;—e.g. Having agreed upon it, that the name of the discoverer of the principles of attraction is Newton, or, in other words, having agreed upon it that the two notions, viz. (a) the discoverer of the principles of attraction, and (b) Newton should always follows one another, we want to connect these two notions so strongly together, that whenever the notion (a) is given, the notion (b) should immediately spring up before the imagination, and vice versa.
Having agreed upon it that Demosthenes died 313 b.c., we wish to connect the notion (a), death of Demosthenes, with (b) 313 b.c. so strongly, that whenever (a) is given, (b) should spring up before the imagination, and vice versa.
Having agreed upon it, that the principal symptom of Amaurosis is immovableness of the iris, we wish to connect these two notions so strongly that whenever, &c.
Having agreed upon it that the principal medical property of opium is narcotic, we wish to connect these two notions so strongly that whenever, &c.
Having agreed upon it that lux means light, we wish to connect these two notions so strongly, &c.
