He was not one to retreat but rather one who would take up the gauntlet.

他不是一个想退却的人，倒是一个宁愿应战的人。

You will be steadfast in your goals or intention and, if challenged, will take up the gauntlet and win.

你会对你的目标的坚定不移，如果有挑战，要挑战并取得胜利。