例句：
Boldness — a willingness to extend yourself to the extreme, is not one that can be acquired overnight.
勇敢就是愿意努力到極致，這不是一夜而就的。
In The Prince, he championed cunning, ruthlessness, and boldness, rather than virtue, mercy and justice, as the skills of successful leaders.
在《君主論》中，他將狡詐、無情和勇敢，而不是美德、仁慈和正義，作為成功領導人的技能。
But more boldness is needed.
但是他還需要更大的魄力。