Sustainable development requires not only vision but also concrete actions.
可持续发展不仅需要愿景，还需要具体行动。
我不知道五年后我会在哪里，但我会拼命努力到达那里。
我们开采的每一吨煤炭都承载着对工人、社区和地球的责任。
To safeguard national independence, we must strengthen national unity.
The essence of mathematics is not just in solving problems but in asking the right questions.
"The human voice is the most powerful instrument of all."
短期债务可能是危险的，因为它创造了突然挤兑的可能性。
"Every word we speak is a seed planted in the garden of the universe."
城市设计不仅仅是关于建筑，还包括建筑之间的空间。
Mathematics is the key to unlocking the secrets of the universe and understanding the fundamental laws that govern it.