1)
What is the meaning of "Anochi Ersha"?
1.
Malbim: Bildad said, sometimes Hashem knows that one is destined to sin, so He afflicts him to humble his heart, and then he will not sin. If He did so to me, why did He punish me before I sinned? He should wait until after I sin!
2)
Why did he say "Lamah Zeh Hevel Iga"?
1.
Rashi: Why should I toil in vain to come in judgment?
