Boundaries define us. They define what is me and what is not me. A boundary shows me where I end and someone else begins, leading me to a sense of ownership.

理论计算机科学的美在于它能够将抽象的数学概念与实际的计算问题联系起来。

数学不是一项观赏性运动。

畜牧业的未来在于平衡生产力与道德责任。

We recognized early on that smart people do very dumb things, and we wanted to know why and who, so that we could avoid them.

每一天都是改变生活的新机会。