The argument that you make will depend on the group of people who are your audience.
The key is taking what the majority of the audience believes about the world, life, their rights, etc. and filtering your topic through that.
We can agree that no one has the right to tell us how we ought to live our life. This would include living under the threat, pain and suffering and disease.
No one likes being a hypocrite and demonstrate how people will be hypocrites.