解析：吃粗粮，喝清水，弯起胳膊当枕头，这其中也有着乐趣。
【译文】 孔子说：“君子有三件事要警戒：年轻时，血气还不成熟，要戒女色；年壮时，血气正旺盛，要戒争斗；年老时，血气已衰落，要戒贪婪。”
Law is not just a set of rules; it is also a practice and a profession.
The most important thing about a theory is that it explains the facts.
"We all live with the objective of being happy; our lives are all different and yet the same."