by傻到无法形容ar笨到无可救药
[by shă dào wú fă xíng róng ar bèn dào wú kĕ jiù yào]
'By extremely foolish to the point it cannot be described, as incredibly silly beyond redemption' uses self-deprecating humor to describe someone who finds their own or another's naivety and innocence endearing. Despite being seemingly silly, this is meant in a charming and lovable context.