yathā rādhā-padāmbhoje
yathā rādhā-padāmbhoje bhaktiḥ syāt prema-lakṣaṇā |
tathaiva kṛṣṇa-caitanye vardhate madhurā ratiḥ ||
(Caitanya-śataka: 18)
“As far as bhakti characterized by prema for the lotus feet of Rādhā shall manifest, so indeed sweet rati increases for Kṛṣṇa Caitanya.”