Why does Einstein feel empty after the development of his theory of time?

Does understanding time help Einstein become closer to God?

How are time and human perception related?

Throughout the novel, Einstein dreams of people who become stuck in moments of time. How can a person in reality become stuck in time?

Why can't Einstein share his dreams with his friend Besso?

Why does Besso believe that Einstein can develop a theory of time?

In what ways does the reader get to know the character of Einstein through his dreams?