Then one learns the art of light and shade which is the next thing. And that light and shade is how to hide a certain part in conversation and to make the other part brought to prominence. And then there is coloring. There is a great variety of colors. Every feeling, every thought, every idea has its particular color. And when a person knows how many of these colors there are and when he composes with them all he says and does in life, then it becomes an art of personality. It is nothing if a person has collected diamonds, or if he has got pearls or if he has got rubies. What is it if he has not developed in his personality that precious quality which makes a person precious. What is it? All those things are nothing.