《国语·吴语·申胥自杀》
我们先王凡是取得成就，必定有成功的条件；凡是遭到失败，也自有失败的原因。
吾先君得之也，必有以取之；其亡之也，亦有以弃之。
Our former kings have achieved success, there must be conditions for success; whenever they encounter failure, there are also reasons for the failure.