Your friend saw this resource on bethinking.org and thought you should see it:
Suffering
Does the problem of suffering deal a fatal blow to the idea of a good, all-powerful God?
See the full resource online by visiting bethinking.org:
https://www.bethinking.org/suffering/suffering-problem
---
bethinking.org is a collection of resources which aims to make sense of the big questions of life about God, Jesus and Christianity.