To be a good bodybuilder you must be a good observer.
Eat a lot and train hard, I am sure that you will succeed.
Trust me when you love something you don't need motivation.
Genetics help to some degree, but the most important thing is the mind and the spirit. These two are even more powerful than physical characteristics that are passed on.
My MIND POWER gave me this body.
I do for one full hour non-stop of 2,000 sit ups and then 6 sets of leg rise.