Knowing the simple logic of my theory, you will absolutely know all the existing options for scale and chord playing musical themes, which, through their combinations, will lead to complete freedom of sound and possession of music. This book is the answer to many of your questions: 
 - How to improvise melodically on chords, being confident in the absence of falsity?
- What is the meaning of intervals?
- How to create music spontaneously in the moment without prior preparation?