expression
time is money
Proverb meaning that time is as valuable as money, so wasting time is like wasting money.
時は金なりというから、無駄な会議はやめよう。
They say time is money, so let's stop having pointless meetings.
彼は「時は金なり」を座右の銘にしている。
He lives by the motto 'time is money.'