noun
virtue; moral sense; conscience
A somewhat formal or literary term for a person's innate moral goodness or virtuous mind, often with Buddhist overtones. In modern usage, it can refer to one's conscience or sense of right and wrong.
彼の行動は善心から出たものだ。
His actions came from a virtuous heart.
善心に従って生きたい。
I want to live according to my conscience.
A Sino-Japanese compound of 善 (good, virtuous) and 心 (heart, mind). The term appears in Buddhist texts referring to a mind inclined toward good deeds, and later entered general literary usage.