리더십 Biz Twitter 298 298호(2020년 6월 Issue 1)

2020-05-14Make today worth remembering.오늘을 기억할 가치가 있는 날로 만들어라.Zig Ziglar @TheZigZiglarSalesman | Motivator | Speaker | Author2020-05-17The ability to change your mind is proof that you are capable of learning.생 ...