But the God of the Bible is not only One, but the only possible One.

Nothing ought to be said or done which could create the impression that unbiased reconsideration of the most elementary premises of philosophy is a merely academic or historical affair.

By realizing that we are ignorant of the most important things, we realize at the same time that the most important thing for us, or the one thing needful, is quest for knowledge of the most important things or quest for wisdom.

No bloody or unbloody change of society can eradicate the evil in man: as long as there will be men, there will be malice, envy and hatred, and hence there cannot be a society which does not have to employ coercive restraint.

Philosophizing means, then, to ascend from public dogma to essentially private knowledge.

If the highest things are unknowable, then the highest capacity or virtue of man cannot be theoretical wisdom.

The Jewish people and their fate are the living witness for the absence of redemption. This, one could say, is the meaning of the chosen people; the Jews are chosen to prove the absence of redemption.