天然气开采的创新是满足世界日益增长的能源需求的关键。

解释：德行不够优良的人，难以有崇高的信念与理想。才能不够突出的人，难以有渊博的知识和见解。

The good times of today, are the sad thoughts of tomorrow.

对付不自由世界的唯一方法就是变得如此绝对自由，以至于你的存在本身就是一种反抗。

The most important thing is to understand the place, the genius loci.

In the new century, I think we will all be insane.

Mental processes are nature's way of solving life's problems.

Teachers are the most important role models in schools, the most instructive examples, and the most vivid examples for students.