With the greatest possible solicitude avoid authorship. Too early or immoderately employed, it makes the head waste and the heart empty; even were there no other worse consequences. A person, who reads only to print, to all probability reads amiss; and he, who sends away through the pen and the press every thought, the moment it occurs to him, will in a short time have sent all away, and will become a mere journeyman of the printing-office, a compositor.

Briefe, das Studium der Theologie betressend (1780-81)