For the beginning and end of summer, you can refer to the following example: Summer was the warmest and most energetic season of the year. Its arrival marked the arrival of the hot summer, and people began to gradually lose their patience and enthusiasm to adapt to this fast-paced and energetic season. At the beginning of summer, some passionate and adventurous stories may begin to unfold. People would explore the unknown and challenge themselves to meet new challenges. The weather in summer is very hot, and people will feel tired and energetic, so some exciting and energetic things may happen. At the end of summer, some romantic and heartwarming stories may end. People would end their adventures and challenges and return home to enjoy their seasons. They might spend a quiet and beautiful summer with their loved ones, enjoying each other's company and warmth. Summer is a season full of energy and enthusiasm. It brings many stories and experiences for people to explore, challenge and enjoy.