矮子会发光发光要电池
[ăi zi huì fā guāng fā guāng yào diàn chí]
'Even the short person can shine, but to shine requires batteries' ('矮子会发光发光要电池') carries a metaphorical meaning of self-motivation. Everyone has potential ('short person can shine'), but effort or energy (batteries) is required to realize this brilliance or ambition.