That there is no spot jade. Analogy shortcomings or problems. "Zuo Min Year Year": "Heart Gou flawless, almost any shirt without a home." "Spirit of training Huainanzi": "almost no time trial, and not intermixed with the material." Tang Ou Yang Zhan, "Fu Moon": " Linzhao are sufficient to imitate virtuous ruler, white Yan should be flawless piece of persons. "Cao Yu" Thunderstorm "The first act:" He admired his father, his father in his eyes, in addition to a little stubborn, cold outside , is a flawless man. "