Is memory sufficient to be a historian?

Does the idea of total freedom make sense?

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

Can scientific truth be dangerous?

Does language only serve to communicate?

Is defending your rights the same as defending your interests?

Are all truths demonstrable?

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

Can anything truly be objective?

Is some degree of censorship necessary?

Is freedom limited to the necessity to work?

How much does language affect our thinking?

Is hierarchy necessary for all successful human communities?

Are people ethically obligated to improve themselves?

Do humans need to be governed?

Is a happy life a life of pleasures?

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

Do we understand the present better than the past?