We kept the topics concrete and, when possible, linked to practical and everyday analogies for physical phenomena.
Sina, which runs a wildly popular microblog service, went to increasing lengths to keep the topic off-limits.
Boglioli remains a staunch voice for fair play and clean athletes in swimming and the Olympics, hoping to keep the topic in the forefront.
And, with state ballot initiatives and supreme court cases likely to keep the topic in the news as we approach November, keeping quiet is going to be tough".
Gore said there was no way, in his view, to achieve climate action without continuing to keep the topic on the public agenda.
Meanwhile, frequent allusions to the eastern bloc keep the topic of totalitarianism firmly in view, and as Serena begins to demonstrate some totalitarian instincts of her own (she opens a file on a headmaster who attended a meeting of his local Communist party), it looks as if some kind of study in east-west political symmetries might be afoot.
The summit is also expected to deliver an announcement on climate change - despite efforts from the Australian host to keep the topic off the agenda.
In the meantime, you're going to get a whole lot of blog posts, opinion pieces in newspapers, speeches, statements, notices of intent and anything else that will keep the topic alive in the public eye.
Spouses often keep the topic of money off limits.
This is slightly tongue in cheek, but bottom line- keep the topic in front of everyone.
The Q&A host responded, "thank you and please let's keep the topic focused on questions about returning".
