<span>Decorative patterns should be selected to harmonize with structural patterns.
Structural pattern is the main pattern that eases the design. If we wanted to add a decorative pattern into it, we have to make sure that the decorative pattern and the structural pattern enhance one another and not making both of those patterns become redundant</span>
Answer:
First you will need to get an idea of what you want to do then that's when the are is needed once you have got the idea it will be time to manifest is into animation.
And yes non artists can still work in animation cause they can bring the whole idea to life