Advanced cultures often have the function of lights and fire. Lights can illuminate the way forward, and fire can warm the longing of hearts. Goethe once expressed his perception of cultural appeal in "Shakespeare Name Day": "His works I After reading the first page, he was convinced by his life; after reading his first script, I was like a born blind man, and in a moment, a magical hand gave me light. "Culture is to send" light " To boost morale and improve self-cultivation. What does this text mainly explain? ['Rely on infection, infection depends on the culture.', 'Relying on culture is an effective way to rely on infection.', 'The reason is a soft constraint, it depends on the infection.', 'Infection is to arouse the same thoughts and feelings of others through words or other forms.']