Sustainability isn't a cost—it's an investment in our future.

决不要害怕刹那－－永恒之声这样唱着。

不过话得说回来，没有一桩事是容易的。

"The quest for efficient algorithms is a journey through the landscape of mathematical possibility."

To write is to give voice to the voiceless.

Each Wal-Mart store should reflect the values of its customers and support the vision they hold for their community.

When you do something best in life, you don’t really want to give that up – and for me it’s tennis.