The peculiar evil of silencing the expression of an opinion is that it is robbing the human race； posterity as well as the existing generation； those who dissent from the opinion， still more than those who hold it.

在新世纪里，我想我们都会疯掉。

我认为不断学习和成长很重要。

伟大的事情从来不会来自舒适区。

Sometimes the simplest solutions in chemistry are the most elegant and powerful.

可持续性已不再是一个选择；它是我们前进的唯一道路。

Every application of technology must be based on sustainability.

How many times must a man look up Before he can see the sky？