"It's great for kids who are watching judo now. Seeing someone like me who left the City of God, who started judo at 5 years of age as a joke."

Rafaela Silva, after winning Brazil's first gold of the Games

"It is clear that if you do not play at 150 percent against these women they will win by 40 points. And if you play at 150 percent, perhaps they will win by 40, too."

Spain's captain Laia Palau, at a loss to know how to deal with the all-conquering Team USA basketball squad

"This is not football."

Argentina's Juan Martin del Potro, chiding tennis fans after a punch-up during his win over Portugal's Joao Sousa

"Even if you're not an expert you could see I was aiming all over the place."

Italian Niccolo Campriani, on having to master the distractions of a noisy arena on his way to 10m air rifle gold

"It's unbelievable. If I could play in 12 Olympics, I'd play in 12 Olympics. Is there a senior Olympics for tennis? There should be."

US player Madison Keys, on enjoying the Olympic experience

"I remember the whole thing. I had nowhere to go, straight over the handle bars and landed heavy on my side ... uncomfortably."

Australian track cyclist Melissa Hoskins, describing her Rio crash

"There has been lots of tears and tantrums in the buildup to this."

Australia's Catharine Skinner, after winning gold in women's trap shooting