To hurt the regular stuff of human life but something that all people should be aware of all time is sane to face things and be able to go through obstacles.
Death is usually due to the pain of human life. But what every human being should be aware of all time to face what is conscious and able to get through the obstacles.
The eyes are the usual things of human life. But what every man should realize all the time is the unconscious to dealing with things and can pass through obstacles.