"I have a dream that my four little children will one day live in a nation where they will not be judged by the color of their skin but by the content of their character.

VOA: special.2010.04.16

What we do care about is the energy of our orbitals that have electrons in them, and if we combined all four of the orbitals, then our hybrid orbitals would have more p character to them, so they'd actually be higher in energy.

是不是很高,我们不关心它的能量很高，我们关心的是，有电子的轨道的能量，如果我们把四个轨道结合。

麻省理工公开课 - 化学原理课程节选

He just sort of plunges you into their speech, into their lives, and you have to, in a sense, work to get into their character to be able to keep track of who is speaking.

他就是将你拉入他们的语言他们的生活，某种意义上来说你不得不，努力去进入他们的角色,以便了解是谁在说话。

耶鲁公开课 - 现代诗歌课程节选