It does have a high gun count per capita
"The gun policy in Switzerland is unique in Europe. The personal weapon of militia personnel is kept at home as part of the military obligations. This, in addition to liberal gun laws and strong shooting traditions, has led to a very high gun count per capita."
http://en.wikipedia.org/wiki/Gun_politics_in_Switzerland
Having everyone armed to the teeth probably promotes political neutrality- and perhaps people don't get overly excited about sporting events, or discuss religion much.
And with the disagreement over global warming- probably the talk of weather doesn't get into much detail.