正是因为国家倾向于愚蠢和卑劣，民主才有可能。
It is because nations tend to stupidity and baseness that democracy is possible.
创新不是颠覆，而是让复杂的事情变简单。
The future belongs to those who dare to dream and have the courage to pursue those dreams.
发现可能极限的唯一方法，就是超越它们进入不可能。
The power of a computational model is not just in its ability to compute, but in its ability to generalize from specific instances.