If our original parents (Adam and Eve) had only obeyed God in the first place, sin wouldn't have entered the world and we wouldn't have to deal with pain and sorrow. But lest we become judgmental, consider how frequently we make wrong choices. Consider how frequently we disobey God. Best to leave judging to God and stick to our own business. Tribulation is here and there are times we are afflicted by it.
The good news is that God promises to deliver the righteous out of all their troubles (Psalm 34:19 NKJV).
All their troubles? That's what it says. God loves us that much! And consider this: