Does the idea of total freedom make sense?

Are all truths demonstrable?

Is a happy life a life of pleasures?

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

Are people ethically obligated to improve themselves?

How much does language affect our thinking?

Do we understand the present better than the past?

Can scientific truth be dangerous?

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

Can anything truly be objective?

Is hierarchy necessary for all successful human communities?

Is defending your rights the same as defending your interests?

Do humans need to be governed?

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

Is freedom limited to the necessity to work?

Is memory sufficient to be a historian?

Is some degree of censorship necessary?

Does language only serve to communicate?