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comment by gq
gq  ·  5029 days ago  ·  link  ·    ·  parent  ·  post: Can 10,000 hours of practice make a PGA-grade golfer?
By calculation, that is 3.5 years of 8-hour-per-day practice. The age must matter a great deal too. Maybe I will start with playing piano? That means 2 hour per day of practice, it will take me 14 years. Hmmm......... Maybe I won't do it.