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我们所知的物理定律可能只是更大定律集合中的一小部分。
人需要困扰,困扰是心理健康的必需之物。
The only limit to our understanding of the universe is our imagination.
The truth is, I don't know what I'm doing. But I know I'm doing it with all my heart.
Sustainability isn't an option—it's a necessity for the future of agriculture.