It is true, that every increase of knowledge may possibly render depravity more depraved, as well as it may increase the strength of virtue. It is in itself only power; and its value depends on its application.

Sydney Smith (1771-1845) English clergyman, essayist, wit

Essay (1810-01), “Female Education,” Edinburgh Review No. 30, Art. 3
    (Source)

Review of Thomas Broadhurst, Advice to Young Ladies on the Improvement of the Mind (1808).