Laziness is a sin, everyone knows that. We have probably all had lectures pointing out that laziness is (36)_________, that it is wasteful, and that lazy people will never amount to(有所成就) anything in life. But laziness can be harmful than that, and it is often caused by more (37)_________reasons than the wish to avoid work. Some people who appear to be lazy are (38)_________ from more serious problems. They may be so (39)_________of their fellow workers that they are unable to join in any group task for fear of ridicule or fear of having their ideas (40)_________. These people who seem lazy may be paralyzed by a fear of failure that prs fruitful work. Or other sorts of fantasies may pr work; some people are so busy planning, sometimes planning great deals or fantastic (41)_________, that they are unable to deal with; strictly speaking, they are (42)_________procrastinating-rescheduling their day. Laziness can (43)_________be helpful. Like procrastinators(拖延者), some people may look lazy when they are really thinking, planning, and researching. We should remember that some great scientific discoveries occurred by chance or while someone was "goofing off". Newton wasn’’t working in the orchard (果园) (44) ________________. All of us would like to have some "lazy" build the car or stove we buy, (45) ________________. And sometimes, being "lazy"—that is, taking time off for a rest—is good for the overworked student or executive. (46)________________. So be careful when you’’re tempted to call someone lazy. That person may be thinking, resting, or planning his or her next book.