This week, I went to Memphis, Tennessee, where I spoke to the graduating class of Booker T. Washington High School. Graduations are always happy occasions. But this commencement was especially hopeful

This is the prayer originally entitled "Let Our Hearts Be Stout" written by President Franklin D. Roosevelt as Allied troops were invading German-occupied Europe during World War II. The pra

And...but...but...we have to go a little beyond that. 我们需要进一步深入。 Now let me explain why vibrational theory has some sort of interest in it. 现在我来解释为什么震动理论有一定的道理。 These molecules, as you saw in the begi

Hi, everybody. Thirty years ago, there were 500, 000 people behind bars in America. Today, there are 2. 2 million. The United States is home to 5 percent of the world's population, but 25 percent of t

You use all that good common sense 你使用所有这些好的常识 And you don't make excuses 你不会找借口 You work hard 你会加倍努力 And you always finish what you start 你将总能善始善终 And no matter what, you give everybody a fair sh