CC Ādi 12.94

gaura-līlāmṛta-sindhu — apāra agādha
ke karite pāre tāhāṅ avagāha-sādha
Word for word: 
gaura-līlāmṛta-sindhu — the ocean of the pastimes of Lord Caitanya; apāra — immeasurable; agādha — unfathomable; ke — who; karite — to do; pāre — is able; tāhāṅ — in that ocean; avagāha — taking a dip; sādha — execution.
Translation: 
The ocean of the pastimes of Lord Caitanya Mahāprabhu is immeasurable and unfathomable. Who can have the courage to measure that great ocean?