Simple outside and clear inside
It is a Chinese idiom. Pinyin is w à Iji à NN è im í ng, which means simple on the surface but clear on the inside. From the romance of the Three Kingdoms.
The origin of Idioms
The 18th chapter of romance of the Three Kingdoms by Luo Guanzhong in Ming Dynasty: "Shao is lenient outside and taboo inside, he has many relatives, his father is simple outside and clear inside, and he is talented in employing people. This is a victory."
Idiom usage
Used as a predicate or attributive.
Simple outside and clear inside
There are no two dragons in one abyss - yī yuān bù liǎng jiāo
one 's words are obeyed , and one 's plans are followed out sb . 's advice and adopt his plan - yán tīng jì xíng
weigh up one thing against another - quán héng qīng zhòng
make a hurried journey without stop - mǎ bù tíng tí