ㄖㄣˊrénˊㄩㄢˇㄌㄩˋyuǎnlǜㄅㄧˋㄧㄡˇyǒuㄐㄧㄣˋㄧㄡjìnyōu

人无远虑,必有近忧
  1. 如果沒有長遠思慮一定眼前憂患發生告誡遠見 人無遠慮,必有近憂凡事深思熟慮」。

He who gives no thought to far-flung problems soon finds suffering nearby (idiom, from Analects)​., Smug concentration on the here and now will lead to future sorrow.