空穴来风未必无因

Traditional (Taiwan): 空穴來風未必無因

kòngxuéláifēngwèiyīn ㄎㄨㄥˋ ㄒㄩㄝˊ ㄌㄞˊ ㄈㄥ ㄨㄟˋ ㄅㄧˋ ㄨˊ ㄧㄣ

    • wind does not come from an empty cave without reason
    • there's no smoke without fire (idiom)

Character by character

Sources