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我们观察到的不是自然本身,而是自然暴露于我们提问方法下的样子。
你必须梦想,你必须有一个愿景,你必须为自己设定一个甚至可能让你有点害怕的目标,因为有时候那似乎远远超出你的能力范围。
When I approach a child, he inspires in me two sentiments; tenderness for what he is, and respect for what he may become.
The most exciting applications of drones haven't even been invented yet.
The human capacity for care is not finite; the more we give, the more we have to give.