松柏后凋
      Explanation: Deepest winter, know the evergreen pines and cypresses. Analogy with lofty ideals and dangerous environment in the fight to the end.
      Usage: The main predicate; as predicate; with compliment
      Source: Pre Confucius "The Analects of Confucius Zaihan": "After the cold of winter, and then carved cedar is also known."
  • Thesaurus:  strong as the pine tree in winter