怀念过去撞璟未来
[huái niàn guò qù zhuàng jĭng wèi lái]
It could be translated as 'Yearning for the Past and Embracing the Future'. It suggests the user is looking back fondly while also moving forward into new stages of life. 'Jing' (璟) can mean a precious stone or gem, possibly hinting at valuable experiences.