The most dangerous phrase in business is 'We've always done it this way.'

Innovation in physics often comes from looking at old problems in new ways.

The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' but 'That's funny...'

The older one grows, the more one likes indecency.

The organism has one basic tendency and striving—to actualize, maintain, and enhance the experiencing organism.

工具变量的美妙之处在于它们让我们以新的视角看世界。