People want to do friends favors and hate to break a promise.

人们希望助朋友一臂之力，不愿意违背诺言。

youdao

If you make a promise you should keep it; you ought not to break a promise.

你如果作出允诺，就得守诺言，不应该违背诺言。

youdao

If you make a promise you should keep it; you ought not to break a promise.

如果你做出了承诺，你就应该遵守诺言，不应该食言。

youdao

You don't break a promise.

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