She says the lack of attention and self-control that mark A.D.H.D.

VOA: special.2009.09.29

That is, in real life, the variables that you'd normally control aren't some combination of entropy and these variables, but really their temperature, volume and pressure, any couple of those, might be what you'd really have under experimental control.

在生活中，我们所能控制的,不是熵和其他变量的组合，而是温度，体积，压强，以及其中的两两组合,这些才是试验中所能控制的。

麻省理工公开课 - 热力学与动力学课程节选

But if we could statistically control for every other variable, all I'd need to do is measure the distance from your door to everybody else's door on campus and I could chart out who's going to fall in love with whom on the Yale campus.

如果我们能精确地控制其他可变因素，那么只需要测测距离,你宿舍门到其他宿舍门的距离,我就能够计算出,校园里谁爱上了谁。

耶鲁公开课 - 心理学导论课程节选

Johnson says that the Buffalo Soldiers learned to keep their tempers under control, because if they didn't rise above a conflict, they'd be court-martialed and lose their jobs.

VOA: standard.2009.11.25