How many times must a man look up Before he can see the sky？

"The power of words lies not in their meaning, but in their ability to evoke emotions."

银河系中心附近的恒星就像宇宙时钟，帮助我们绘制时空图。

The stream of thought flows for a purpose.

每个孩子都应该在他们读的故事中看到自己。