I picked up the skill when I was a kid, and ever since then, people have always told me "How do you do that? I'm not coordinated enough to use those!". I've noticed that everyone who says that, are usually doing it wrong - either holding them wrong, or moving them wrong. Just remember it's like holding a pencil
Maybe you should Google "how to use chopsticks". A step-by-step picture guide might be easier to follow then an actual person.