出于

出于 means 'from' or 'originating from,' often used to indicate the source or cause of something. It emphasizes where something comes from, whether physically, emotionally, or conceptually.

The character 出 (chū) means 'to go out' or 'to emerge,' while 于 (yú) is a classical preposition meaning 'from' or 'in.' Together, they form a phrase that highlights the origin or root of an action, idea, or feeling.

出于 is commonly used in formal and literary contexts, such as in academic writing or philosophical discussions. It can also appear in everyday speech when describing the cause or source of an event or emotion, such as '出于关心' (out of concern) or '出于责任' (out of duty).