Authors:

The gifts of lovers to one another are, in respect to love, nothing but forms; yet, they testify to invisible love.

Jalāl al-Dīn Rūmī (Maulana), Jelaluddin Rumi, Kabir Helminski, Andrew Harvey (2005). “The Rumi Collection: An Anthology of Translations of Mevlâna Jalâluddin Rumi”, p.6, Shambhala Publications
The gifts of lovers to one another are, in respect to love, nothing but forms; yet, they testify to invisible love.