Behavior is not just a response to a stimulus, but is guided by expectations and purposes.

我不想出名，我想变得伟大。

The challenge of quantum computing is not just in building the hardware, but in understanding the new algorithms that can take advantage of it.

我不害怕变老。我更有经验，更聪明，更有耐心。

Sustainability isn't an option—it's a necessity if we want to feed a growing population without destroying our planet.