最有趣的艺术发生在误解的边缘。

真相很少纯粹，也绝不简单。

Innovation in mining technology isn't an option—it's an obligation we owe to both our workers and the environment.

科学是一项集体事业，每一代人都为之添砖加瓦。

I've never known anyone who was what he or she seemed; or at least, was only what he or she seemed.

在适宜的环境里，幼儿在工作中发展了一种技能和精确性，那是使我们十分欣慰的。