1. If you are at a concert and you are listening to both your thinking and the music, then you are not at the concert.
2. If while you are watching a sunset, you are busy thinking about that sunset, then you are not seeing that sunset.
3. If while you are tasting food, you are busy thinking about that food or other things, then you are not tasting that food.
4. If you are talking with someone and you are listening to both your thinking and their talking, then you are not present with them.
5. If while you are watching animals in the forest, you are busy thinking about those animals, then you are not seeing those animals.