For any successful practice and performance:
1. MEAN-ING : Only hear internally what is felt or thought
2. EAR: Only play what is heard internally
3. SELF-AWERENESS : Only play what a) your finger technique and b) concentration can afford
4. SIGHT-READING: The performance of your technique and concentration is proportional to the quality of your sight-reading skills
5. COMUNICATION: Only play what you can think and feel accordingly to one of the principles of musical form.
6. TASTE : The quality of what you have to say is proportional to the quality of how you a) perceive, b) experience and c) understand what others said