One of the only positive mentions about the idea of an afterlife in Star Trek: In the novelization, Admiral Dougherty is established to be a widower, and his motivation for harnessing the radiation is to prevent people from dying in the manner that his wife did. After Ru'afo kills him, Dougherty sees his wife and reaches towards her, smiling.
Geordi watches the sunrise with Picard, able to see one with his own eyes for the first time.
"And you thought it would take centuries to learn."
Picard's relationship with Anij takes on added significance when one remembers what happened to his family in Generations.
One of the final moments, where Gallatin hugs his mother.