Success Kid

Eleven-month-old Sammy Griner on a beach in August 2007, clutching a fistful of sand with a look of grim determination. His mother, Laney Griner, posted it to Flickr. Early on it circulated as "I Hate Sandcastles," but the clenched fist read better as a victory pump, and by the time Reddit's advice-animal templates took over it had become Success Kid, the face of every small win.