可持续发展不是选择题,而是责任。
Sustainability is not an option, it's a responsibility.
艺术不是关于美,而是关于真实。
Oftentimes what blinds us from the truth are not the lies, but our own ego.
The existence of a legal system is a matter of social fact.
哲学的任务不是提供答案,而是澄清问题。