Reckoned as the best leg spinner ever, Shane Warne recently advised friend, tennis star Nick Krygios to maintain his cool. This is sarcastic because Warne adhered by the same policies.<p></p><p></p>The spin wizard was has been the antagonist of many off-field incidents and on-field as well.<p></p><p></p>Krygios one of the finest Australian kid in the block, the real issue started in a match at the 2015 Rogers Cup. Kyrgios spewed venom on his opponent Stan Wawrinka saying, "Kokkinakis banged your girlfriend, sorry to tell you that mate." Microphones recorded his voice and ultimately Kyrgios was fined US$10,000 BY ATP. Kyrgios also had to apologise to Wawrinka which he did.<p></p><p></p>Warne wrote a letter on <em>facebook </em>to Nick Kyrgios which was embedded with his words of wisdom:<p></p><p></p>"Dear Nick Kyrgios,<p></p>We all realise you're only 20 &amp; have a lot to learn buddy. But please don't waste your talent, everyone in the world, especially us Australians want to respect u. Remember respect is way more important than being liked, u need to respect the game of tennis &amp; yourself. We all make mistakes, but it's how we learn from them &amp; the way we conduct ourselves when we lose that shows true character. You're testing our patience mate, show us what you're made of &amp; how hungry you are to be the best in the world, it's time to step up &amp; start winning, no excuses. No shame in losing, but show us you will never give up, that you will give it everything to be the best you can be, respect is earned not given ! I believe in you &amp; know you can do it, but now's the time my friend "<p></p><p></p>P.S: Warne please practise what you preach.