I mean, isn't it always irrational to have fear? It serves it's purpose for Humans, to keep us from danger, but fear, in itself, seems kind of irrational. What will happen, will happen, regardless of how much,or if you fear.
"I trust my own reason and my own capacities to think and educate myself and to reach greater levels of knowlege and status through learning and work. To me, wishing for a god is like wishing to be a slave, it is like declaring that one is too incompetent to handle one's own affairs." - the germans are coming