我们生产的每一块塑料都应该有完整的生命周期规划。
发现的喜悦无疑是人类心灵所能感受到的最活跃的体验。
Your work is going to fill a large part of your life, and the only way to be truly satisfied is to do what you believe is great work.
主要的义务规则是那些要求或禁止某些行为的规则。
技术是实现能源生产更清洁、更易获取的重要平衡器。