> I felt more comfortable discussing controversial ideas in Beijing
You're reading too much into Sam's quote. This is almost certainly because East Asia has zero PC culture (homogenous populations; nothing in history), so he doesn't feel those particular pressures there that he's reacting against here. That's all.
You're reading too much into Sam's quote. This is almost certainly because East Asia has zero PC culture (homogenous populations; nothing in history), so he doesn't feel those particular pressures there that he's reacting against here. That's all.