CC Madhya 15.140

sakala-sadguṇa-vṛnda-ratna-ratnākara
vidagdha, catura, dhīra, rasika-śekhara
Synonyms: 
sakala — all; sat-guṇa — transcendental qualities; vṛnda — multitude; ratna — of gems; ratna-ākara — the mine; vidagdha — intelligent; catura — expert; dhīra — sober; rasika-śekhara — master of all transcendental humors.
Translation: 
“ ‘Kṛṣṇa is the reservoir of all transcendental qualities. He is like a mine of gems. He is expert at everything, very intelligent and sober, and He is the summit of all transcendental humors.