Problem 1: Use your own example in order to show what role does categorical imperative play in Kant's moral philosophy.
Problem 2: According to Kant, are there any circumstances in which it is possible to justify relying on false promises? Why?
Problem 3: According to Kant, we have a duty not to lie. But imagine a following scenario. You are living in a Nazi Germany, and your best friend, who is Jewish, is hiding from the Nazis in your basement. One morning a Nazi knocks on your door asking you whether there are any Jews hidden in your house. Do you think it would be moral to lie? Why? Does Kant think it would be moral to lie? Why?