Here's how to do push-ups properly:
Really, I never knew. They're hard! I did look up how to do them in The Royal Marines circuit training book, but the text there didn't tell me everything I needed to know. The illustrations, featuring an unattractive, vest-clad man with a moustache and protuberant buttocks, weren't explicit enough either. Videos are better at explaining how to do exercises, and it helps if the presenter is cute.
VideoJug tells you how to do everything properly:
How To Eat Sushi
Oh boy. I now realise that in the past I have offended by taking way too much soy sauce and wasabi in one go, not bothering to eat the ginger at all, and nibbling sushi to bits instead of taking an entire piece with a single bite. And you're supposed to dip with the fish side down! And you're not allowed to leave any rice on your plate! I am really going to have to practice.