Hard outside and soft inside: strong outside and hollow inside. The same as "soft inside and rigid outside".
Committee follows: Committee follows: weakness. Cowardly, not good at making decisions.
Weak scholar: weak: gentle and weak. A scholar with elegant eyes and weak body.
Yu Rou Hua Rou: Describe a woman as delicate as a flower.
Jade leaves: Ke: branches and leaves of vegetation. First describe the beautiful tender branches and leaves of flowers and trees. Metaphor after the royal family and people of noble birth. Now it is also a metaphor for people of noble or exquisite birth.
Jade branches and gold leaves: originally described as beautiful and delicate branches and leaves of flowers and trees. Metaphor after the royal family and people of noble birth. Now it is also a metaphor for people of noble or exquisite birth.
Porridge porridge incompetence: porridge porridge: the appearance of weakness. Describe humility, weakness and incompetence.