It's got nothing to do with being a coward. If society is still strong enough to support resistance against certain ideas - and the American society is not giving any reason for doubt as of yet - go for it. If a society turns into something like Turkey, everyone has to make the decision on a moment's notice.
I haven't been in that position, so I can't say what I would or wouldn't do.
I haven't been in that position, so I can't say what I would or wouldn't do.