城市是一个活生生的有机体，不断演变并适应其居民的需求。
The city is a living organism, constantly evolving and adapting to the needs of its inhabitants.
Science is a never-ending journey, and there is always more to learn and discover.
Choose a life of action，not one of ostentation.
无论一个人被认为多么自私，他的本性中显然存在某些原则，这些原则使他对别人的命运感兴趣，并将他们的幸福视为自己的必要，尽管他从中除了看到它时的快乐外一无所得。