Hunger and poverty are the root causes of much of the world's unrest and misery.

With a library you are free, not confined by temporary political climates. It is the most democratic of institutions because no one - but no one at all - can tell you what to read and when and how.

能源转型不仅仅是更换燃料，而是转变整个系统和思维方式。

现实总是比我们对它的任何想法都更加丰富。

教育学不是关于训练，而是关于严格教育人们进行自我反思，能够批判性地处理他们与他人及更广阔世界的关系。

The best way to get a project done faster is to start sooner.

人，与宇宙中任何其他有机或无机的事物不同，超越了他的工作，走上他的概念的楼梯，超越了他的成就。