通读下面短文，掌握其大意，然后在各题所给的四个选项中选出一个最佳答案。
Jason and Harry joined a wholesale company together just after graduation. They both worked very hard.
After several years, the boss made Harry sales manager but Jason 31 a salesman. One day Jason could not stand it anymore. He handed in his resignation letter (辞职信) to the boss and complained that the boss did not 32 hard-working employees, but only raised those 33 tried to please him. He thought that it was really 34 .
In order to help Jason to realize the 35 between him and Harry, the boss asked Jason to do the 36 --- "Go and find out if there is anyone selling watermelons in the market." Charlie went, returned and only said, "Yes." The boss asked, "How much per kg?" Charlie went back to the market to ask and returned to 37 , "$ 12 per kg."
The boss told Jason that he would ask Harry the 38 question. Harry went, returned and said, "Boss, only one person selling watermelons. $12 per kg, $ 100 for 10 kg. He has a total of 340 melons. On the table are 58 melons, and every melon weighs about 15 kg, 39 from the South two days ago. They are fresh, red, and of good 40 ."
Jason was 41 and he realized the difference between himself and Harry. He decided not to leave but to learn from Harry.
My dear friends, you know, a more 42 person is more observant(观察力敏锐的), thinks more and understands in 43 . For the same matter, he sees several years ahead, 44 you see only tomorrow. The difference between a year and a day is 365 times, so how could you 45 ?
Think: how far have you seen ahead in your life? How thoughtful are you?