Parents wonder why the streams are bitter, when they themselves have poisoned the fountain.
Sustainability is not just a trend, it's a responsibility we owe to the next generation.
对我来说,如果我有一条围巾,我可以用它来围着我的脖子,并且能带走它。我有一朵花的话,我就可以摘下我的花,并且把它带走。可你却不能摘下这些星星呀!
The most important thing in science is not to solve problems, but to ask the right questions.
Legal rules are not merely predictions of what courts will do, but are reasons for action.
Every chemical process tells a story - our job is to make sure it's a story worth telling.
The most important property of a program is whether it accomplishes the intention of its user.