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Sustainability is not just about planting trees; it's about planting the right trees in the right places and ensuring they thrive for generations.
不只是国家有染的问题,对士而言也有受到熏染的问题。
It's not about the destination, it's about the journey.
经济学的任务不仅在于解释现象,更在于为社会提供实际的建议和政策。
The Langlands program is a vision of the future of mathematics.