My rich neighbor John is always so busy that I can't see him often. The whole business of his life is  to earn money. The more money he earns, the more he seems to want. He has a large company and many expensive cars. He has a beautiful garden at the back of his house, but I've never foun him walking around or being happy there. It seems that he likes the fresh air and the beautiful garden flowers, but he only passes on beside the flowers and plants without having much feeling for the beauty of nature. I am so tired of talking with him. He will never accept any other person's ideas. I often tell him that the search for happiness must not be concentrated on worldly wealth, i.e. money and property. There is something else which man should think of. He believes that he should do whatever he can.

According to the passage John ..........