'My name is Lightning Bolt'
'I'm Lightning Bolt. I'm not Flash Gordon or anybody. My name is Lightning Bolt.'
Usain Bolt clarifies after setting a second World record at the 2008 Beijing Games.
Image: Usain Bolt
'Great footballers cost a lot of money'
'Great footballers cost a lot of money and if you want them you have to pay for them. I am happy to be the most expensive player in the world.'
Portugal winger Cristiano Ronaldo after completing his world record 80 million-pound move to Real Madrid from Manchester United in July 2009.
Image: Cristiano Ronaldo
'I am living my dream'
'Cricket lives in my heart. I enjoy playing cricket. I enjoy every moment of the game. Playing cricket for India means the world to me. I grew up dreaming about playing cricket for India. I am living my dream.'
India's master batsman Sachin Tendulkar, after completing 20 years in international cricket.
Image: Sachin Tendulkar
'One is being hunted like Osama bin Laden'
'What I find really terrible is to organise this kind of manhunt on one person, where one is being hunted like Osama bin Laden.'
Austrian skier Hermann Maier, on the hunt for biathlon coach Walter Mayer, who fled the 2006 Turin Winter Games after doping raids on the team.
Image: Hermann Maier
'Even if it means dying, we must win'
'Boys, even if it means dying on the pitch, we must win this semi-final.'
Marc-Vivien Foe to his Cameroon team mates at half-time in a Confederations Cup match against Colombia. Thirty minutes later the midfielder collapsed without warning and he died soon afterwards.
Image: Marc-Vivien Foe
'Sex wouldn't be as rewarding as winning the World Cup'
'I am sure sex wouldn't be as rewarding as winning the World Cup. It's not that sex isn't good but the World Cup is every four years and sex is not.'
Brazilian striker Ronaldo, after scoring the two goals which gave his country a record fifth World Cup in 2002 in Japan.
'This game is not mathematics'
'This game is not mathematics. It is football and football plus two rarely equals five. Sometimes it's three. Often it's four.'
Trinidad and Tobago coach Leo Beenhakker.
Image: Leo Beenhakker
'He's from a different planet'
'He may be human but he's from a different planet; a different galaxy.'
Russian swimmer Alexander Sukhorukov describes racing against Michael Phelps at the 2008 Beijing Games.
Image: Alexander Sukhorukov
'He's like a mad scientist'
'He's like a mad scientist with some of these guys. Most coaches will correct mistakes after they see the film of the game. Hell, he corrects mistakes on the field right away.'
Gene Upshaw, head of the NFL Players Association, on coach Bill Belichick after the New England Patriots won their third Super Bowl in four years.
Image: Gene Upshaw
'His car just never breaks down'
'His is a car that goes like a Ferrari and is built like a tractor. It just never breaks down.'
David Coulthard eulogises Michael Schumacher's Formula One car.
Image: David Coulthard with Michael Schumacher
'I threw the kitchen sink at him'
'I threw the kitchen sink at him but he went to the bathroom and came back with his tub.'
Andy Roddick, after losing to Roger Federer in the 2004 Wimbledon final.
Image: Andy Roddick with Roger Federer
'You play the golf course and you play Tiger'
'These days, you play the golf course and you play Tiger. You can beat the field but it doesn't mean you're going to beat Tiger.'
South African Ernie Els on Tiger Woods.
Image: Ernie Els (right) with Tiger Woods
'I need to focus my attention on being a better husband'
'After much soul-searching, I have decided to take an indefinite break from professional golf. I need to focus my attention on being a better husband, father and person.'
Tiger Woods's statement on his personal website after admitting he had been unfaithful to his wife.
Image: Tiger Woods
'I have made cricket more enjoyable'
'It's been an unbelievable journey...but my time is now. I had a lot of fun and I think I have made cricket more enjoyable.'
Australia leg-spinner Shane Warne announces his retirement from international cricket in December 2006.
Image: Shane Warne
'After crucifixion comes resurrection'
'All these people who crucify me on TV are the same people who wanted to be photographed with me after every success. But after crucifixion comes resurrection.'
Greek sprinter Costas Kenteris before he withdrew from the 2004 Athens Games after missing a drugs test.
Image: Costas Kenteris