Concerning Human Understanding” has clearly stated the difference between the meaning of these several terms. He says: “Memory is the power to revive again in our minds those ideas which after imprinting, have disappeared, or have been laid aside out of sight—when an idea again recurs without the operation of the like object on the external sensory, it is remembrance; if it be sought after by the mind, and with pain and endeavor found, and brought again into view, it is recollection.” Fuller says, commenting on this: “Memory is the power of reproducing in the mind former impressions, or percepts. Remembrance and Recollection are the exercise of that power, the former being involuntary or spontaneous, the latter volitional. We remember because we cannot help it but we recollect only through positive effort. The act of remembering, taken by itself, is involuntary. In other words, when the mind remembers without having tried to remember, it acts spontaneously. Thus it may be said, in the narrow, contrasted senses of the two terms, that we remember by chance, but recollect by intention, and if the endeavor
