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詩歌的美在于它能夠超越時間和空間。

Success requires persistence, the ability to not give up in the face of failure, and to learn from that failure.

Understanding the real lives of the poor is the first step toward designing effective policies to help them.

The laser is to attosecond physics what the telescope was to astronomy.

在生活中取得成功的方法是既不要抱怨也不要摸索，而是要嘗試。