Original text:

Ancient and modern sages (read the article)

If you want to know what is happening in the world, you must read ancient and modern books. If you learn it, you can use it everywhere. Optics is not necessarily equal to zero. If you can't learn, ask if you don't know; Reading depends on self-care, and the teacher is just a guide.

Good songs are never tired of singing, and good books are never tired of reading. Reading is expensive in doubt, and doubt can teach. Reading silently is easy to think, reading aloud is easy to remember. If you start reading a good book, you will get a good friend; Rereading a good book is like knowing an old friend. Pay attention to all knowledge everywhere, and agree that there is a teacher in the line.

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