If you ask an economist what’s driven economic growth, it’s been major advances in things that mattered – the mechanization of farming, mass manufacturing, things like that. The problem is, our society is not organized around doing that.
There are two possible outcomes: if the result confirms the hypothesis, then you've made a measurement. If the result is contrary to the hypothesis, then you've made a discovery.
思想比枪更强大。我们不会让敌人拥有枪，为什么要让他们拥有思想？
互联网是人类通信史上自印刷机发明以来最重要的单一发展。
The architect must be a poet, but a poet who builds.
孩子不能从环境中得到回应，与外界互动的机会就会遭受剥夺。