Better a broken promise than none at all.

没有实现的诺言好于没有任何诺言。

youdao

Many a broken promise has left a broken heart.

许多毁约使人碎心。

youdao

Assessing a broken promise: a promise can be broken obviously, for example, Uncle Joe promises to come to your 30th birthday party, and he doesn't get there.

评估一个被打破的承诺：一个承诺可能是被明显地打破，例如，乔伊大叔承诺来参加你的30岁的生日聚会，但是他没有来。

youdao

How do you respond to the criticism that this is just a big, broken promise?

WHITEHOUSE: Press Briefing

Among city folk there is widespread support for reconciliation and dismay at the prime minister's broken promise.

ECONOMIST: Australia

He said any retreat in the Budget - later that month - from the government's aid pledge would be a "broken promise".

BBC: International Development questions