Analysis of test questions: this question needs to accurately grasp the contrast in the stem, that is, "suffering is the stepping stone of genius, the wealth of capable people and the abyss of the weak." This contrast emphasizes that setbacks will have different effects on different people, so option D is correct and correct. Option A is correct in itself, but it has nothing to do with the topic and should be excluded. The statements of options B and C are wrong in themselves and should be excluded.

Comments: This topic begins with a famous saying, and examines the duality of setbacks. The topic is intuitive, which is conducive to guiding students to deeply understand the textbook and also reflects the positive educational function of ideology and morality.