Art is a process.
Like that of the scientific method and philosophical alchemy, art can be refined and improved through process. From observation, to experiment, to reflection and conclusion, art is improved by the steps we make towards change, not solidification and stagnation. Much of the advice out there for drawing is simply practice or avoid distractions. This advice is good, but there is more to creation than just throwing yourself mindlessly into a task and avoiding bad habits along the way. Good habits and knowledge will help to excel your learning process faster, and from that, improve faster and more effectively.
Look at it
As an artist, observation is key. The skill we develop is not just seeing, but interpreting what we see, remembering what we have seen and recording it in the form of visual art. This is a skill that, aside from blindness or vision degradation, you will be able to improve during your entire life. The way of seeing from an art