当过痞子爱过美人剪过短发爱过烂人
[dāng guò pĭ zi ài guò mĕi rén jiăn guò duăn fā ài guò làn rén]
It reflects a past filled with varied experiences - being rebellious, falling in love with a beautiful person, changing hairstyles and even being deceived or let down by a bad partner. It encapsulates diverse stages or facets of someone's life.