乔治·马歇尔这句名言的英文原文?

A truly great generals can overcome all difficulties, Combat, the campaign is nothing but a series of overcoming the difficulties it. A true generals any difficulty how difficult, can show their talent, and chance failure into winning.
Truly great generals can overcome all difficulties; battle or campaign is nothing more than just a series of difficulties to overcome. A real difficulty in general regardless of how hard, can show their talent and turn the tables.
貌似网上很难找到,暂时就给这两种吧