烈火炼真金，逆境出强人。- - - - - - -塞涅卡。

Fire is the test of gold, adversity of strong men. — Seneca.

youdao

烈火炼真金，逆境出强人。- - - - - - -塞涅卡。

Fire is the test of gold, adversity of strong men. — Seneca.

youdao