Virtue (for mere good-nature is a fool) Is sense and spirit with humanity.
 David Hume, An Enquiry Concerning the Principles of Morals (1751). copy citation

Context

“These sciences are but too apt to appear abstract to common readers, even with all the precautions which we can take to clear them from superfluous speculations, and bring them down to every capacity.] Most people, I believe, will naturally, without premeditation, assent to the definition of the elegant and judicious poet: Virtue (for mere good-nature is a fool) Is sense and spirit with humanity. [Footnote: The Art of preserving Health. Book 4] What pretensions has a man to our generous assistance or good offices, who has dissipated his wealth in profuse expenses, idle vanities, chimerical projects, dissolute pleasures or extravagant gaming?” source