并不存在一个自由美国和一个保守美国的区别 - 只有团结的美利坚合众国。
Laughter is timeless,  imagination has no age, and dreams are forever.
Happiness is not the belief that we don't need to change; it is the realization that we can.
水产养殖技术应该服务于两个目标:生产力和地球健康。