The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.

I'm not a material girl, I'm a spiritual girl.

The next green revolution must be both productive and environmentally responsible.

The internet is the future, and the future is now.

The poor face constraints that are often invisible to policymakers.

"Literature should disturb the comfortable and comfort the disturbed."

对于新生儿，我们不仅要关心他的身心健康，还应该关心他的心理需要。

For in the final analysis, our most basic common link is that we all inhabit this small planet. We all breathe the same air. We all cherish our children's futures. And we are all mortal.