出处：汉·《古诗源·枯鱼过河泣》

鉴赏：这两句诗突兀而起，奇峭警拔。枯鱼，晒干了的鱼。全句的意思是：干鱼被运送经过从前常住的小河，伤感的流下眼泪。何时悔复及：后悔莫及。作书与鲂鱮：给鲂（扁鱼）和鱮（鲢鱼）写封信。这是一首古诗，作者已不可考。诗作者构思奇妙：枯鱼居然还有感伤往事的眼泪，而且还有深情挂念昔日的朋友们，写信向他们提出劝告。“相教慎出入”一语，正是全诗的命意所在。诗奉劝世人要谨慎做人，一言一行都要小心啊！

原诗：

枯鱼过河泣，何时悔复及。

作书与鲂鱮，相教慎出入。

推荐阅读：
5 Easy Steps to Writing the Perfect Guest Post　 A Compilation of the Best Content Creation Strategies from 43 Ex　 Why Writing Internships Are an Underrated Way to Become a Great 　 Compute Number of Lines To Write String (Wordwrap)　 How to Reverse Words in a String?　 Design a Logger Rate Limiter in C++/Java　 C++ Coding Exercise: Smallest Range of Array　 Coding For Profit: 4 Types Of Websites To Consider Building　 How to Compute the Projection Area of 3D Shapes?　 How To Find The Ideal Monitor For Coders?