The idea of "deliberate practice" is that takes 10,000 hours of practice to become really good at something.

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The idea of deliberate practice, popularized by writer Malcolm Gladwell in his book "Outliers," suggests that it takes approximately 10,000 hours of focused practice to become a world-class expert in a particular field. However, some researchers have disputed this exact number and argue that the quality of practice and other factors can also play a significant role in achieving expertise.

The Idea of "Deliberate Practice" Is That Takes 10,000 Hours