Answer:
-Experiencing suffering.
-The human position toward suffering.
-The event would have no effect on them.
-Old masters.
Explanation:
Actions speak louder than words means talking about something isn't going to make it better, you should take action so it helps solve the problem. I wouldn't say it talks about proving anything wrong based on the definition.
It’s a clause, it has both a subject “Humans” and a predicate, have unique fingerprints