Noticing is different from simply seeing or hearing. If I say that I see a bowl of fruit on the table or I hear a dog barking down the street, it's possible that the fruit bowl has just been placed there, or the dog has woken up and is barking for the first time. But if I say that I notice the fruit bowl or the dog barking, the implication is that it was there already, but I have only just now taken note of it.
The environment in which we find ourselves enters our field of perception, whether visual, auditory or via any of the other senses, in the form of information, the vast majority of which never reaches our conscious awareness. And that's a good thing...<<<Read More>>>...