The object of your training in drawing should be to develop to the uttermost the observation of form and all that it signifies, and your powers of accurately portraying this on paper.
Let painstaking accuracy be your aim for a long time. When your eye and hand have acquired the power of seeing and expressing on paper with some degree of accuracy what you see, you will find facility and quickness of execution will come of their own accord.
Unflinching honesty must be observed in all your studies. It is only then that the ‘you’ in you will eventually find expression in your work.