见过山水饮过风声
[jiàn guò shān shuĭ yĭn guò fēng shēng]
It's a highly artistic expression implying the person has experienced the scenery of nature and listened to its sound, suggesting experiences with various aspects of nature or the world outside the city life. Conveying wanderlust, travel experience, exposure to the natural world, and possibly inner peace derived from nature.