Simple and uncomplicated; A clue. Also refers to sloppy; Not meticulous, ordinary, etc. There is also an understanding of simplicity, uncomplicated, ordinary, ordinary, etc ... from Mao Dun's Su Mang Gyro IV: "How exquisite her room is and how simple her affairs are.
I want to get this job when I am too old to do it. Ba Jin's Collection of Explorations of Spring Silkworm: My experience is very simple and ordinary. In short, don't lie, give your heart to the reader. Chapter 2 of Jun Qing's Tsunami: "Less than, you are really good. It's not easy to stay in the water for such a long time.
Related quotation:
Only by considering simple things very complicated can we discover new fields; A simple look at complex phenomena can reveal new laws. Newton.