Chopstick etiquette (and more...)

Did you know that in one sense, chopsticks stood as a sign of peace?

Read this article by Huffington, explaining the 'The Unexpected Origins Of Chopsticks, And How You're Really Supposed To Use Them'

You should be gripping the chopsticks by the top third -- not close to the gripping points.

Do not spear your food with the utensils.

In the same vein, do not use one chopstick at a time. Both are required to function correctly (think tweezers, not skewers).