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It’s said that repetition is the key to mastery. If you’re serious about self-improvement and success, then you probably know that it’s not enough to stick to what you know and limit yourself only to what you can do. You need to learn more in order to earn and be more.
So if learning more is that important, then why should you review old books and guides? Why review the things you’ve already read and learned? Keep reading this article to know why.