实现明天的唯一限制是我们今天的疑虑。
The only limit to our realization of tomorrow is our doubts of today.
科学是提出正确问题并通过证据和理性找到答案的艺术。
The computer is the ultimate polluter: its feces are indistinguish- able from the food it produces.
The pursuit of knowledge is a journey without end, but every step forward is a victory.
We carry our homes with us, even when we're far away.
理解经济波动的关键在于技术冲击与建造新资本所需时间之间的相互作用。
No man's knowledge here can go beyond his experience.