You can discover what your enemy fears most by observing the means he uses to frighten you.
Technology has no boundaries, but business needs focus.
数学不是一项观赏性运动。你必须参与其中。
The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' but 'That's funny...'
A society that puts equality before freedom will get neither. A society that puts freedom before equality will get a high degree of both.