We are like travelers who have lost their way； we must ask， each one， for directions from a passerby.

The world has the technology - either available or well advanced in the research pipeline - to feed on a sustainable basis a population of 10 billion people.

"The things we admire in men, kindness and generosity, openness, honesty, understanding and feeling, are the concomitants of failure in our system. And those traits we detest, sharpness, greed, acquisitiveness, meanness, egotism and self-interest, are the traits of success."

We are drowning in information but starved for knowledge.

人类今天拥有自我毁灭的手段——要么是在完全疯狂的发作中，即在一场大战中，通过短暂的破坏发作，要么是通过对原子技术的粗心处理，通过缓慢的中毒和遗传结构的恶化过程。

The goal of software engineering is to produce reliable, maintainable, and efficient software systems.