your correct good job Explanation:
I would say the first one 1. That assignment, which was due today, was very difficult.
Seeing someone yawn, or even the thought of it, can make you yawn too.
If you're referring to the one who quote that sentence, it would be unknown, but it is a really famous quote.
If
you wanted to restates the main idea of this quotation , it would be :
it's not good to criticize others because we don't know that they face
in life.
hope this helps!