1. You will never success unless you get rid of your pessimism. 除非放弃悲观思想, 否则你永远不能成功。
2. Compared with salesmen who passed the aptitude test but scored high in pessimism, this group made 21 percent more sales in their first year and 57 percent more in their second. 与另一些通过了能力测试但具有悲观心态的推销员相比,这些人第一年的销售就超出了21%,而第二年更超出了57%。