You have an absolute freedom in Mexican writing today in which you don't necessarily have to deal with the Mexican identity. You know why? Because we have an identity... We know who we are. We know what it means to be a Mexican.
It's just an unhealthy way to approach something trying to outdo your last thing. You've gotta trust evolution you've gotta trust that the bar is moving that you don't need to force the bar. It'll just happen.