生活的目的不是快乐。它是有用的，是光荣的，是富有同情心的，是让你活得有意义，活得好。

There's a politics to how materials are used.

Patriotism is your conviction that this country is superior to all other countries because you were born in it.

The greatest problem of any art is to create a presence.

人工智能有潜力改变每个行业，并提高每个人的生活质量。

穷人并非不理性；他们和任何人一样理性，但他们在非常不同的约束下行动。

The past is not a burden but a foundation upon which we build our future.