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能源的未来在于多样化——没有任何单一来源可以满足我们所有需求。
发出履行性陈述并不是在做陈述,因此履行性陈述的发言既不真实也不虚假。
The world is full of signs and wonders, but we are blind to them.
In mathematics, the journey from confusion to clarity is the most rewarding experience.
Confidence is the key to everything.
The last temptation is the greatest treason: to do the right deed for the wrong reason.