生命的历史是无尽实验的故事。
The history of life is a story of endless experimentation.
Environmental protection is our inescapable responsibility. We must pay attention to ecological protection in the mining process to achieve sustainable development.
经济学家最重要的技能是清晰地思考权衡取舍。
当涉及人类尊严时，我们不能妥协。
生活就是一种艺术，而我们每个人都是自己生命的艺术家。