Is hierarchy necessary for all successful human communities?

How much does language affect our thinking?

Does the idea of total freedom make sense?

Is some degree of censorship necessary?

Do we understand the present better than the past?

Can scientific truth be dangerous?

Do humans need to be governed?

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

Can anything truly be objective?

Is a happy life a life of pleasures?

Is memory sufficient to be a historian?

Are people ethically obligated to improve themselves?

Does language only serve to communicate?

Is defending your rights the same as defending your interests?

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

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

Is freedom limited to the necessity to work?

Are all truths demonstrable?