“self-interest and fear.”请教一下这个题的思路？

noki

75、“there are essentially two forces that motivate people: self-interest and fear.”
      有两种驱使人们的基本力量：自私和恐惧。”

   觉得不好写。还有这道
   you can tell the ideas of a nation by its advertisements.

谢谢诸位指点。

noki

11、“when someone achieves greatness in any field — such as the arts, science, politics, or business — that person’s achievements are more important than any of his or her personal faults.”

如何举例？
谢谢！！

noki

十分感谢excellent。
看来GMAT作文不光考语言，思维也相当重要。
再次感谢！！