捷足先登　

◎ 捷足先登 jiézú-xiāndēng

[beat;it‘s the early bird that catches the worm;the race is to the swiftest;the swift-footed arrive first] 腳步快捷者最先登上高峰。比喻行事捷速能先人一步獲得所求

中原逐鹿,捷足先登