Your ability to stay calm, cold and composed when things go wrong matters much more than preventing it from going wrong. It invoked far greater fear and admiration, and is a testament of your stress tolerance - nothing moves you, nothing scares, you make calculated decisions under extreme stress. This is akin to psychopathy.
Underpromise. Overdeliver. Manage expectations. Never make grand promises. Never create high expectations such that even excellent results appear pale. When promise exceeds reality, excellent results appear poor. When reality exceeds promise, average results appear excellent.
There are people you never compete with just by metrics of having nothing to lose. You have obligations. You have a reputation to maintain. You have responsibilities to uphold. You have future opportunities that could be affected. Some people have absolutely nothing to lose, and hence no principles. Before engaging conflict, evaluate downside.