And if you fail to check in advance, there is no mercy...

And if you fail to check in advance, there is no mercy, but you will learn (reactively) that there were problems via an exception.

书里的一句话，想对照一下看看我理解的对否。
帮忙翻译，谢谢了。非常感谢

If you are a teardrop in my eyes,for fail losing you,I 是什么意思 If you're happy and you know it, fail-mode and effect If you ___ weighting the pros and cons and calculating gains and loses. why do you fail? If you failed in your final exam, how would you feel? And what would you do? If you are an English teacher,what can you do? And what can you say? 急求翻译：So noted and I understand and agree only if you can make the If you had ten apples and ate eight,how mang would you have If you are stressd out and angry you should eat more( )