For me, if not for others, a perfect definition of love, by a 12th century troubadour. The image, of wall art in Lisbon, struck me as a perfect illustration.
For as all true lovers
Know, love is perfect kindness.
Source: Guiraut de Borneilh (c. 1138-1215), quoted in John Rutherford, The Troubadours (London: Smith, Elder & Co., 1861), pp. 34-35
Photo credit: Annie Spratt at unsplash