Do we understand the present better than the past?

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

Is some degree of censorship necessary?

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

Does language only serve to communicate?

Can scientific truth be dangerous?

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

Is hierarchy necessary for all successful human communities?

Is a happy life a life of pleasures?

Is memory sufficient to be a historian?

Do humans need to be governed?

Are all truths demonstrable?

Does the idea of total freedom make sense?

Are people ethically obligated to improve themselves?

Can anything truly be objective?

Is freedom limited to the necessity to work?

How much does language affect our thinking?

Is defending your rights the same as defending your interests?