Eyes are greedy and stomach is full - basic composition of film and television pictures
Happy people have a broad mind and won't haggle over every ounce.
The functions of PS are really powerful, but we seldom use them in our daily work, especially in art design. To understand the various operations of PS, you have to do more mapping. After doing more, you will find that PS is so simple, so stupid, and not as complex as some people say. For example