@serenawilliams: “OLYMPICS!!!!!!!!!” 

@HeatherWatson92 on the Opening Ceremony: “Wish I could have been there with #TeamGB but we have tennis to play tomorrow”

@MardyFish on the shooting competition at the Olympics: “Someone won a gold medal for 10 meter air rifle. Isn’t that a pellet gun? Wow. #Olympics”

@CaroWozniacki on her first-round victory over Anne Keothavong: “Thanks for all the support yesterday! Was nice to get thru that one.. A bit of practice today and watching the Olympics on tv.”

@TipsarevicJanko on Mr Bean: “Bravooooo Rowan Atkinson!!!!!!”

@Maheshbhupathi: “Been trying for 6 hours now to buy my wife a ticket to watch me play tomorrow. Still no luck, and the grounds here feel empty. ABSURD!!!”

@ryanharrison92 on throwing his racket: “Tough one today, disappointed and wish I couldve represented better. Back to work for the US Open series. Lot to learn but will move forward”

@andreapetkovic: “Me and Rafa going for vacation together hence the withdrawing from the Olympic games #wishfulthinking”

@milosraonic: “I’m pretty tall but here in the Olympic Village, with all the athletes that are taller than me, I feel pretty short/average!”

@laurarobson5: “Hitting on the court next to Bill Gates. Cool.”