When we look back and reminisce on past moments, we've all lived and gone through a lot. We've been hurt, caged, abandoned, and felt so much more. So, I understand this as well.
None of them have to exist, but they all help me to identify different parts of myself.
Yes, nine of them had to be felt, but they were anyways, and their existence helped mould us to what we are today. We've made mistakes, learned, got to realize things, and moved on.