I don't get it. And it get's me worried. I'm exactly at the first years of my programmer career, just got my degree, and I was thinking in which I'd like to sp

I don't get it. And it get's me worried. I'm exactly at the first years of my programmer career, just got my degree, and I was thinking in which I'd like to specialize and how I want to do things... but how can I succeed when all that hard work can get you to failing any way?