Forty-five years ago, we made a solemn（庄严的，严肃的） compact as a nation that senior citizens would not go without the health care they need. This is the promise we made when Medicare was born. And it&rsqu
Also is the knowledge that right now we spend about in the first 25 years of our lives learning, 我还有另一个原因，目前我们大概用生命的前二十五年学习， then there is another 40 years that's really reserved for working. 之后的四十年用于
The President just spoke at the Edison Electric Vehicle Technical Center in Pomona, California. The Center "provides a broad range of electric transportation services, focusing on solutions for automa
Every school was a big top circus tent, and the pecking order went from acrobats to lion tamers, 每个学校都像是一个大马戏团，人与人之间等级分明，从杂耍员到驯兽师， from clowns to carnies, all of these miles ahead of who we were. 从小丑到
