Are all truths demonstrable?

Is a happy life a life of pleasures?

Is some degree of censorship necessary?

Is memory sufficient to be a historian?

Is it possible to prove that other people besides yourself have consciousness?

If language influences how we perceive color, what other things could languages be changing our perception of?

Do humans need to be governed?

Is defending your rights the same as defending your interests?

Is hierarchy necessary for all successful human communities?

Does language only serve to communicate?

Can scientific truth be dangerous?

Does the idea of total freedom make sense?

Is freedom limited to the necessity to work?

Are people ethically obligated to improve themselves?

How much does language affect our thinking?

Do we understand the present better than the past?

Do people in wealthier countries have a moral obligation to help those in poorer countries?

Can anything truly be objective?