一项发明可能价值连城，但对发明者却毫无价值。
An invention can be so valuable as to be worthless to the inventor.
创新不是来自于更多的资源，而是来自于更好的资源利用。
The power of mathematics is in its abstraction, allowing us to see patterns and connections that are not immediately obvious.
The future of democracy depends on its ability to deliver economic growth and social justice.