Paucis nummis prudens es, plurimis nummis stultus. Parvii pretii nummos serva, concede ut magni pretii nummi volvantur.
Remarks about the translation
Bridge for evaluation by Bamsa: "Be penny wise and pound foolish. Save the little coins and let the big coins roll." For the meaning of the first part see: ttp://www.goenglish.com/PennyWisePoundFoolish.asp