1. Learn the proper handling of the pieces - their strengths and weaknesses, their best operating circumstances etc. With this information you can evaluate the worth of every of your pices and that of your opponent in any complex position on the board.
LIFE LESSON
"An un-examined life is not worth living", so "man know thyself". Success in life depends on your knowledge of your capabilities and weaknesses. The power of your innate faculties may be maximally achieved in certain circumstances and may be practically useless in other situations. For example the Bishop cannot work well in closed positions, similarly spirit activity cannot work in certain situations, just as mental activity or emotional activity cannot be effectively put into play in certain situations, Just as you learn yourself, so you must study the resources nature provides external to you so you can maximize their powers. Also study your adversaries and know their strengths and weaknesses. This will even help you to make profitable trades giving up things that are not circumstantially valuable for what will profit you better in your peculiar situation
To be Contd.