解析：吃粗粮，喝清水，弯起胳膊当枕头，这其中也有着乐趣。
Collaboration is key to breakthroughs—no one does it alone.
"Writing is a way of thinking, a way of exploring the world and oneself."
我不追随潮流，我创造潮流。
教育是老年人的最佳粮食。