Caitanya-caritāmṛta 17.45
se amṛtera eka-kaṇa, karṇa-cakora-jīvana, karṇa-cakora jīye sei āśe bhāgya-vaśe kabhu pāya, abhāgye kabhu nā pāya, nā pāile maraye piyāse
[se amritera eka-kana, karna-chakora-jeevana, karna-chakora jeeye sei aashe bhaagya-vashe kabhu paaya, abhaagye kabhu naa paaya, naa paaile maraye piyaase]
Blended reading (Sanskrit + English inline)
se amṛtera eka-kaṇa, karṇa-cakora-jīvana, karṇa-cakora jīye sei āśe bhāgya-vaśe kabhu pāya, abhāgye kabhu nā pāya, nā pāile maraye piyāse
“One particle of that transcendental, blissful nectar is the life and soul of the ear, which is like a cakora bird that lives in hope of tasting that nectar. Sometimes, by good fortune, the bird can taste it, but at other times he unfortunately cannot and therefore almost dies of thirst.
My note
Source: vedabase.io