Tennis in 2017. I am well into a study of tennis professionals, looking over their careers. Here are some preliminary conclusions. They may apply to your very own world – particularly if you vie for a top spot at whatever you do. Looking at top-100 ranked pros over the last twenty years, we note there are only four hovering at the top. They are Andy Murray (now #1), Novac Djokovic, Roger Federer, and Rafael Nadal. Also we include Stan Warinka, currently ranked #3. Here are a couple of observations about the top players. All entered the top 100 in the lower half. (Many were ranked below number 100 for a year or so after turning pro.) These four have been at the top for years now. All rankings are based strictly on tournament performance and how they performed. Sports writers notwithstanding, did not play a role. After a season or two with low rankings they emerged to the very top echelon right away. They stayed there year-after-year. For example, from 2005 to pre
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