词的体制,幽微美好,能够表达诗所不能表达的内容,但不能完全表达诗所能表达的内容。
What is love except another name for the use of positive reinforcement? Or vice versa.
可持续发展不是选择题,而是责任。
We are all time travelers, moving at the speed of exactly 60 minutes per hour.