Wrong. A man w/o compassion is simply a man w/o compassion. Learn what the word libertarian means before you denigrate it.
"Man is corrupt by nature"
Man is definitely not corrupt by nature. There is no truth to this statemnet whatsoever. Man is simply a rational agent with Free will.
Keep telling yourself that.
Of course, in a moral relativist framework you're right. As I believe in a higher law, you and I will have to be at loggerheads.