It is what the poets of Ireland used to be saying, that every brave man, good at fighting, and every man that could do great deeds and not be making much talk about them, was of the Sons of the Gael; and that every skilled man that had music and that did enchantments secretly, was of the Tuatha de Danaan.

Gods and Fighting Men: The Story of the Tuatha de Danaan and of the Fianna of Ireland (ed. 1905)