The purely emotional form of Pietism is, as Ritschl has pointed out, a religious dilettantism for the leisure class.

[In] the realm of science, ... what we have achieved will be obsolete in ten, twenty or fifty years. That is the fate, indeed, that is the very meaning of scientific work. ... Every scientific "fulfillment" raises new "questions" and cries out to be surpassed rendered obsolete. Everyone who wishes to serve science has to resign himself to this.

specialists without spirit, sensualists without heart; this nullity imagines that it has attained a level of civilization never before achieved.

The nation is burdened with the heavy curse on those who come afterwards. The generation before us was inspired by an activism and a naive enthusiasm, which we cannot rekindle, because we confront tasks of a different kind from those which our fathers faced.

The purely emotional form of Pietism is, as Ritschl has pointed out, a religious dilettantism for the leisure class.

The experience of the irrationality of the world has been the driving force of all religious revolution.

Within the confines of the lecture hall, no other virtue exists but plain intellectual integrity.