It’s a simple and profound truth about human relationships: Making a promise means creating an expectation in others. When we fail to keep our promises, we damage our relationships and our reputation. Next time you make a promise, ask yourself, "Would I sign a contract that said this?"
French
Chose promise, chose due
A thing promised is a thing owed.
Russian:
Долг платежом красен, а займы отдачею.
The beauty of a debt is its payment
Alternative translation: A debt is beautiful when it is paid off, and loans when repaid.
Latin:
Pacta sunt servanda
Agreements must be kept (an important principle of international law)
Chinese
口說無憑
Spoken words are no guarantee.
English
Your word is your bond
What do you think? Is a promise as strong as a contract?