"It has to be about our shared prosperity, and what we can build together."

VOA: standard.2010.06.24

So if we consider lithium, potassium, and sodium, they're all together in the same group on the periodic table, knowing what we do about biology we can immediately think of sodium and potassium, or even just knowing what you know about table salt, for example, that these are two elements that we find, and particularly in the ion form in very high concentrations in our body.

我们来考虑一下锂，钾和钠，它们都在周期表中的同一族里，想要知道我们将元素周期律,用到生物学会怎么样，我们首先想到的就是钠和钾，甚至只需要知道食盐，我们发现它们是以很高浓度的离子形式,存在于我们体内的两种元素。

麻省理工公开课 - 化学原理课程节选

Now is the season for action. Now is when we must bring the best ideas of both parties together and show the American people that we can still do what we were sent here to do.

VOA: standard.2009.09.10

"Maybe it would be nice if he (Obama) sees that he is working for the people, and he sees that the people are so drastically against a lot of his policies that maybe he might re-think it and say, 'Let's see what we can all work out together."

VOA: standard.2009.09.12