This assertion of existence is called Sat. And God is defined as Sat. Machines turn out work and man also turns out work. But there is a sharp difference between the two. Man feels, but machines do not.
Feeling is concomitant with life.
It undergoes several modifications. Like and dislike, friendship and enmity, fulfillment and frustration, admiration and jealousy, support and opposition-these are all manifestations of feeling in various forms. Expressions such as like, friendship, fulfillment, admiration and support are all the positive aspects of the faculty of feeling, while dislike, enmity, frustration, jealousy and opposition are all its negative expressions. The positive aspects of emotion promote growth and evolution. Negative ones retard.