How much food can you eat while someone else is starving?
How much can you sleep at night while someone else has no home?
How much can you cope with your friends while someone else is being beaten?
How much can you do in a day when a supercomputer could do it in a second?
How far can you run while someone drives on past?
How do you breathe with all the pollution in the air?
Why do you do these things?
Do you enjoy them?