Her favorite topics are not local, but national, global and cosmic.

We've been talking before the show about sci-fi, our favorite topic.

He then moved on to his favorite topic, the Senate itself.

His favorite topic of late has been the Presidential race.

At dinner the favorite topic of conversation was, as always, Departure.

Their favorite topics are: society, sports, human relations and similar.

Clearly this genetic business was not his favorite topic of conversation.

In each study group, students have debates and discussions on their favorite topics.

Around Kent, the ice watch is a favorite topic of conversation.

During the process, and long afterward, it had been their favorite topic of conversation.