《三国志·魏书·徐胡二王传》
早上开花的草，下午就会凋零；松柏茂盛，在隆冬时节也不衰败。
朝华之草，夕而零落；松柏之茂，隆寒不衰。
Grass that blooms in the morning will wither in the afternoon; pines and cypresses are lush and will not decay even in the depths of winter.