The topics discussed ranged from the social to the scientific and metaphysical. Most of them were earnest, some were quirky, and all were intriguing. Did importing indentured servants make America more prosperous? What made a piece of writing good? Why did condensation form on a cold mug? What accounted for happiness? What is wisdom? Is there a difference between knowledge and prudence? If a sovereign power deprives a citizen of his rights, is it justifiable for him to resist?