If you travel the earth, you will find it is largely divided into two classes of people-people who say 'I wonder why such and such is not done" and people who say "Now who is going to prevent me from doing that thing?"
When you're 20 you care what everyone thinks, when you're 40 you stop caring what everyone thinks, when you're 60 you realize no one was ever thinking about you in the first place. You have enemies? Good. That means you've stood up for something, sometime in your life.
I do not understand this squeamishness about the use of gas... I am strongly in favour of using poisoned gas against uncivilised tribes... It is not necessary to use only the most deadly gases: gases can be used which cause great inconvenience and would spread a lively terror and yet would leave no serious permanent effects on most of those affected.