【单选题】According to Rich DoVos, the author of the text, what is the relationship between optimism and success?
举一反三
- What is the key to financial success according to the author?
- According to the text, what is the secret of success built upon?
- What does the author think of the relationship between economy and Nature?
- What does the author think about the present relationship between man and nature?
- According to the short story “The Egg”, what does Anderson think of the relationship between happiness and ambition?