嘘も方便
Meanings
1
the end justifies the means; a lie can be expedient
Proverb meaning that in some situations, telling a lie may be acceptable if it serves a greater good or practical purpose. Often used to justify small, harmless lies.
To encourage her, I told her it was okay, thinking that a lie can be expedient.
Sometimes a lie is the best policy, and not telling the truth can be kinder.