阔步高谈

Explanation: Stride: stride. Strode smartly, casually talking loudly. Analogy unfettered words and deeds. 　　Source: "Three Kingdoms Wei Zhiwen Di Ji" Xiao Yue "Wong Lan", "Pei Song of the note cited" Wei Cao Pi "is Hong chapters of the teaching, Kai Ti of the technology, purports to former times when the accumulated interest of the public, great strides have high talk fear no danger of the heart. "