Formed associations of ideas and habits are usually factors of retardation in such changes of equilibrium. New information, however acquired, plays an accelerating part in the changes; and the slow mutation of our instincts and propensities, under the “unimaginable touch of time” has an enormous influence. Moreover, all these influences may work subconsciously or half unconsciously. And when you get a Subject in whom the subconscious life—of which I must speak more fully soon—is largely developed, and in whom motives habitually ripen in silence, you get a case of which you can never give a full account, and in which, both to the Subject and the onlookers, there may appear an element of marvel. Emotional occasions, especially violent ones, are extremely potent in precipitating mental rearrangements. The sudden and explosive ways in which love, jealousy, guilt, fear, remorse, or anger can seize upon one are known to everybody. Hope, happiness, security, resolve, emotions characteristic of conversion, can be equally explosive. And emotions that come in this explosive way seldom leave things as they found them.
In his recent work on the Psychology of Religion , Professor Starbuck of California has shown by a statistical