“无风不起浪”，字面意思是“没有风就不会起波浪（there are no waves without wind）”，比喻事情发生总有个原因，事出有因，可以翻译为“nothing comes out of nothing”，或“everything has its seed”。
- 俗话说，“无风不起浪。”
As the saying goes, 'There's no smoke without fire.' - 起初他并不相信这些谣言，但仔细想想觉得无风不起浪。
At first he didn’t believe the rumors，but on second thought he realized that there must have been some reason for them.
