The power of the Web is in its universality. Access by everyone regardless of disability is an essential aspect.

To be an artist is to see things differently.

Challenges are opportunities in disguise—if you're willing to look closely.

The language of poetry is a language of exploration, not of communication.

In computational learning theory, we seek to understand the fundamental principles that govern learning from data.

Human kindness has never weakened the stamina or softened the fiber of a free people. A nation does not have to be cruel to be tough.

司马牛忧伤地说：“别人都有兄弟，唯独我没有。”子夏说：“我听说过：‘死生有命，富贵在天’。君子敬业而不犯错误，对人恭敬而有礼。四海之内，皆兄弟。君子担心什么没有兄弟？”