Major Trends [is] the canonical modern work on the nature and history of Jewish mysticism. For a sophisticated understanding, not only of the dynamics of Jewish mysticism, but of the exquisite complexities of Jewish history and tradition, Major Trends is a major port of entry through which one must pass.
I often had no scruples about deceiving nitwits and scoundrels and fools when I found it necessary. . . . We avenge intelligence when we deceive a fool, and. . . deceiving a fool is an exploit worthy of an intelligent man. What has infused my very blood with an unconquerable hatred of the whole tribe of fools from the day of my birth is that I become a fool myself when I am in their company.