萬丈高樓平地起 [ㄨㄢˋ ㄓㄤˋ ㄍㄠ ㄌㄡˊ ㄆㄧㄥˊ ㄉㄧˋ ㄑㄧˇ; wan4 zhang4 gao1 lou2 ping2 di4 qi3] towering buildings are built up from the ground (idiom) great oaks from little acorns grow ◄ ►