有时候你最害怕做的事情恰恰是能让你获得自由的事情。
Sometimes the thing you're most afraid of doing is the very thing that will set you free.
We are survival machines—robot vehicles blindly programmed to preserve the selfish molecules known as genes.
过去是一个跟随我们的影子,但选择让它定义我们还是走向光明,是我们的选择。