Literal translation: Love's mirror is blind.

Hidden message: When someone is in love, he/she doesn't see his/her partner's flaws.

Literal translation: Humming in one’s ear is worse than magic.

Hidden message: Nagging to someone about a certain thing eventually works at the end, even better than magic.

Literal translation: In its mother's eyes, the monkey is a deer.

Hidden message: A mother is always biased towards her children.