Not only the apple need worm sunshine but also the chill night, Cood rain make them matured.

• 虽然世界多苦难，但是苦难总是能战胜的。In spite of many suffering in the world； all of them can be overcamed.；2 水果不仅需要阳光，也需要凉夜。寒冷的雨水能使其成熟。人的性格陶冶不仅需要欢乐，也需要考验和困难。