no flower can bloom for a hundred days -- an ideal state cannot last long.; good times don't last long
Example Sentences:
1.
But nothing stays 但花无百日红
2.
All the imperial concubines , including the emperor s beloved yuet tang shui man , sheren , understan this and become nervous when the triennial imperial concubine election approaches 花无百日红，三年一度的秀女选拔举行在即，即使是皇帝宠妃如?邓萃雯也不敢松懈。
