heart of gold

Noun

 * 1)  a kind, compassionate, or caring attitude; kindheartedness.
 * Don't let her rough exterior fool you; underneath that grumpy disposition beats a heart of gold.

Translations

 * Finnish: sydän puhdasta kultaa
 * French: to have a heart of gold,, cœur en or
 * German: gutes Herz
 * Polish: złote serce
 * Russian: до́брое се́рдце, золото́е се́рдце
 * Spanish: ser un pan de Dios to have a heart of gold