There was confusion, conversation, wonder mixed with frustration, some magical revelations, and lots and lots of rigorous thinking. (edutopia.org)
Most people are more concerned with their own troubles than with Christian faith, more eager to know what to do than what to believe particularly if the believing requires rigorous thinking. (religion-online.org)
I would surely hope we put more rigorous thoughts into our collective actions. (dotearth.blogs.nytimes.com)