You are a man, not God; you are human, not an angel. How can you expect to remain always in a constant state of virtue, when this was not possible even for an angel of Heaven, nor for the first man in the Garden?
Thomas a KempisEvery man naturally desires knowledge; but what good is knowledge without fear of God? Indeed a humble rustic who serves God is better than a proud intellectual who neglects his soul to study the course of the stars.
Thomas a Kempis