树敌太多 meaning in Chinese

make too many enemies

Work hard on the proper business , i understood you too , you make an enemy of too many , finally sad is you
用心在正事上吧,我太了解你了,你树敌太多，最后伤心的是你
Opponents say mister summers was not able to lead the university effectively . supports say he made too many enemies as he worked to improve the university by changing it
反对者声称萨默斯没能有效地领导学校。支持者则认为他在学校改革的进程中树敌太多。
As for the idea of concealing ( our ) capabilities and avoid the lime light and that of striving to make achievements , we do researches in order to get rid of our narrow minded and unreasonable ideas and be clearly aware that with our own existing strength , we can avoid establishing the hostile relationship , and that we never give up the present benefits in order to obtain the future and distant benefits and ensure the established peace and development policy
对于“韬光养晦、有所作为”战略思想研究的目的在于厘清我们头脑中依旧存在的狭隘和不理智，以便能更清醒地认识到：凭借中国现有的实力，不要强出头，以免树敌太多；为了将来的长远利益，不惜放弃眼前的利益，以保证和平发展既定方针的重要意义。