青春是一道亮闪闪的伤疤
[qīng chūn shì yī dào liàng shăn shăn de shāng bā]
Translating as 'Youth Is a Bright, Shiny Scar,' it uses a vivid metaphor expressing that youth might involve growing pains, memories, sorrows, but ultimately leaves one with beautiful or unique traces, which may include achievements.