frank by nature with a ready tongue
Chinese idiom, Pinyin is Zu ǐ zh í x ī Nku à I, which means to be straightforward and say what you have to say. From three brothers of Qin family.
The origin of Idioms
Lao She's "three brothers of the Qin family" Act 2: "if I stay in the camp, sooner or later I have to cut off my head. I'm straightforward and easy to offend my boss!"
Idiom usage
It's a combination.
frank by nature with a ready tongue
Blind people feel the elephant - zhòng máng mō xiàng