Physics is not just a science, it is a way of thinking about the world.
The Vietnamese people deeply love independence, freedom, and peace. But in the face of a threat to their country's independence and freedom, the Vietnamese people would rather sacrifice everything to defend their homeland.
当领导者学习时，他们比教学时更具榜样力量。
实验室里的秒表，丈量着人类灵魂的振动频率。
