A proverb meaning it's comparatively easy to start an enterprise or project, but hard to maintain and keep it successful.
創業は易く守成は難しと言われるように、立ち上げてからが本当の勝負だ。
As the proverb says, 'It's easy to start but hard to sustain'; the real challenge comes after the launch.
彼は会社を起こしたが、創業は易く守成は難しで資金繰りに苦労している。
He started a company, but true to 'starting is easy, maintaining is hard,' he's struggling with cash flow.
新商品を出すのは簡単でも、創業は易く守成は難しの教訓を忘れてはいけない。
Even if launching a new product is easy, we mustn't forget the lesson that starting is easy but maintaining is hard.