Some people might be so busy at their jobs that they cannot even answer calls, there are jobs which require their employees to fully work so they cannot even do the simplest things, and at some of them you don't even get to take a short break. Although there are not many of such works it is still exists and might not be for everyone, but after all most of the jobs aren't like that, because we are humans and we need our own quiet and peace for our minds. But what about you are you that busy?