海绵宝宝不能失去微笑蜡笔小新不能失去欢乐
[hăi mián băo băo bù néng shī qù wēi xiào là bĭ xiăo xīn bù néng shī qù huān lè]
Both SpongeBob SquarePants and Crayon Shin-chan represent iconic cartoon characters in China who never lose their smiles or joy, meaning one should maintain optimism regardless of obstacles.