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The discovery of stars orbiting the supermassive black hole at the galactic center was a turning point in astrophysics.
The only way to do great work is to love what you do.
Sustainability is not a choice anymore; it's a necessity for survival in today's world.
哭着送去,哭着回来,回来后要努力于衣食之物的生产,资助祭祀,并用来孝顺双亲。
每一座建筑都是一个原型,因为每一座建筑都是独一无二的。
Libraries were full of ideas—perhaps the most dangerous and powerful of all weapons.