Write a two-part allegorical saying and say what it means.

Zhang Fei wears a needle-thick and fine.

Zhang Fei, the word Yide, was an important general of Shu and Han in the Three Kingdoms period. Official to ride a general, seal the marquis of Xixiang. In the traditional culture of China, Zhang Fei is famous for his bravery, recklessness and hatred of evil. Zhang Fei is a brave general and a rough man. If he goes through a small needle, it is not a thick needle but a fine needle ("fine needle" is also used to describe a fine needle, pun intended)