Bodybuilding is not only a sport but first an ART.
Luck Doesn't exist, only hard (work) works
To be a good bodybuilder you must be a good observer.
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 training was based on concentration, and it's impossible to cheat when you are concentrated
Yes it is better to keep training even if your muscle is still sore.