《三国志·魏书·荀彧攸贾诩传》
结果都像您说的那样，为什么这些与常理相反的事情却全都应验了呢？ 贾诩说： 这个是容易知道的。
悉如公言，何其反而皆验也？ 诩曰： 此易知耳。
The results were all as you said, why did these things that are contrary to common sense all come true? Jia Xu said: This is easy to know.