Note 1, 46 — A. PERSIUS FLACCUS (continued 2)
Reading edition
46. quando: gives the reason for his saying si forte. There is no necessity of writing quanquam, but the translation ‘although’ is not unnatural, as causative particles are often adversative. Comp. cum and Gr. ἐπεί.—rara avis: proverbial as in the famous line of Juv., 6, 165.