When we're interested in something, everything around us appears to refer to it (the mystics call these phenomena "signs," the sceptics "coincidence," and psychologists "concentrated focus," although I've yet to find out what term historians should use).
You can become blind by seeing each day as a similar one. Each day is a different one, each day brings a miracle of its own. It's just a matter of paying attention to this miracle.
A warrior is always aware of what is worth fighting for. He does not go into combat over things that do not concern him, and he never wastes his time over provocations.