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

Can anything truly be objective?

Does language only serve to communicate?

Is some degree of censorship necessary?

Are all truths demonstrable?

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

Does the idea of total freedom make sense?

Is freedom limited to the necessity to work?

Is a happy life a life of pleasures?

Do we understand the present better than the past?

Is hierarchy necessary for all successful human communities?

Are people ethically obligated to improve themselves?

Is memory sufficient to be a historian?

Is defending your rights the same as defending your interests?

How much does language affect our thinking?

Can scientific truth be dangerous?

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

Do humans need to be governed?