Mental events, it is said, are not passive happenings but the acts of a subject.

Ideas which have been developed simultaneously or in immediate succession in the same mind mutually reproduce each other, and do this with greater ease in the direction of the original succession and with a certainty proportional to the frequency with which they were together

The constant flux and caprice of mental events do not admit of the establishment of stable experimental conditions.

The relation of repetitions for learning and for repeating English stanzas needs no amplification. These were learned by heart on the first day with less than half of the repetitions necessary for the shortest of the syllable series.

Mental events, it is said, are not passive happenings but the acts of a subject.

What is true [in psychology] is alas not new, the new not true.

A poem is learned by heart and then not again repeated. We will suppose that after a half year it has been forgotten: no effort of recollection is able to call it back again into consciousness.