杯弓蛇影 be jittery with imaginary fears
烈火见真金 Fine gold must be purified in the flaming fire
狐假虎威 sought power by riding the back of the tiger
异曲同工 so differently but can achieve the same effect
集腋成裘 Little and often fills the purse
有眼不识泰山 Entertain an angel unawares.