The phrase "than permission" is an idiom that means to be more willing or eager than someone else. It implies a sense of enthusiasm, desire, or readiness to do something before it has been officially approved or given consent by others.
Sentences with «than permission»
If you get caught it's easier to ask forgiveness than permission. (jeansandateacup.com)
This strategy of asking for forgiveness rather than permission will have to be modified. (techcrunch.com)
Thank you for giving us so much more than permission: thank you for giving us a calling. (sarahbessey.com)