【童心未泯】〖tóng x wèi mn〗[One's childish disposition remains; still preserve traces of childishness; still retain childlike innocence]

童颜鹤发著诗典，

心系娃娃汉英翻。

未竟之志凝人类，

泯然开创大同寰。

年岁虽大而犹存天真之心。Age is old and still innocent.同：犹有童心。