And in 1961, during the Cold War with the Soviet Union, John Kennedy urged people to take an active part in the future: "And so, my fellow Americans, ask not what your country can do for you - ask what you can do for your country.

VOA: special.2009.01.19

especially as I am trying to develop my own thoughts and my own research questions for my future career.

尤其是就我未来职业方面，我正在尝试形成自己的观点，提出我的研究问题。

有印象的教授 - SpeakingMax英语口语达人

"But I stand here tonight full of hope for our future, full of expectations and dreams, not just for my children but for all the children of New Jersey, Kim and I are going to get to work to make that happens, starting tomorrow."

VOA: standard.2009.11.03