Inhibitory neurotransmitters like GABA can close the ion channels and dampen down electrical signals.

抑制性神经递质（如GABA）可以关闭离子通道并抑制电信号。

The rainmaker—much like the modern-day central banker—may attempt to smooth out the business cycle, literally dampening things down when they get too hot.

造雨者——很像现代的央行行长——可能会试图平缓商业周期，当事情变得太热时，它确实会降温。

But it's terrible to dampen down healthy, buoyant ambition just because it's emerging in a, you know, a 24-year-old who just isn't quite ready yet.

但仅仅因为一个 24 岁的年轻人还没有完全做好准备，就产生了健康、蓬勃的雄心壮志，就抑制这种雄心壮志，这可是很可怕的。