What does "humanity" mean?

Additional senses

1. 2.The quality of being humane; the kind feelings, dispositions, and sympathies of man; especially, a disposition to relieve persons or animals in distress, and to treat all creatures with kindness and tenderness. "The common offices of humanity and friendship." Locke.
2. 3.Mental cultivation; liberal education; instruction in classical and polite literature. Polished with humanity and the study of witty science. Holland.
3. 4.pl. (With definite article) The branches of polite or elegant learning; as language, rhetoric, poetry, and the ancient classics; belles-letters. Note: The cultivation of the languages, literature, history, and archæology of Greece and Rome, were very commonly called literæ humaniores, or, in English, the humanities, . . . by way of opposition to the literæ divinæ, or divinity. G. P. Marsh.