Awareness is the ability to directly know and perceive, to feel, or to be cognizant of events. More broadly, it is the state of being conscious of something. It's ephemeral, however; something that we seem to take for granted. Only rarely are we actually aware of our awareness. Awareness seems to be a spectrum, rather than an on-off switch. Situational awareness is important for knowing what's going on in your immediate environment, where lapses in awareness can be extremely dangerous in...