Is memory sufficient to be a historian?

Are people ethically obligated to improve themselves?

Can scientific truth be dangerous?

Do we understand the present better than the past?

Is hierarchy necessary for all successful human communities?

Can anything truly be objective?

Do humans need to be governed?

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

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

Are all truths demonstrable?

Does language only serve to communicate?

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

Is a happy life a life of pleasures?

Is some degree of censorship necessary?

Is freedom limited to the necessity to work?

Does the idea of total freedom make sense?

How much does language affect our thinking?

Is defending your rights the same as defending your interests?