念旧得像个拾荒者念新得像个追随者
[niàn jiù dé xiàng gè shí huāng zhĕ niàn xīn dé xiàng gè zhuī suí zhĕ]
It implies someone who often remembers past times and items like a scavenger looking back, while at the same time also follows new things like a follower; expressing a mixed sentiment of nostalgia and eagerness for change.