Many people can use the computer very well, and they know what a computer is and what it can do. The computer is fast and never makes mistakes, while people are slow and often make mistakes. That's what people often say when they talk about computers. For many, many years, scientists have improved computers. Now a computer can do a lot of everyday work quite well, and people can use a computer in many ways. Many computer scientists are now thinking of making the computer "think" like a man. With the help of a person, a computer can draw pictures, write music, talk with people, and so on. Maybe computer will one day think and feel.