非我心脏怎知我有多痛
[fēi wŏ xīn zàng zĕn zhī wŏ yŏu duō tòng]
This name implies 'How can you know my pain if it's not your heart?' It expresses the idea that only one who is experiencing a certain feeling or emotion truly understands its intensity and depth. In this case, the user may want to emphasize their own feelings that are hard to be empathized with by others.