这只狗叫桑迪。我喜欢桑迪。它不聪明,但非常快乐。
                    科学中的合作架起了已知与可发现之间的桥梁。
                    The Internet is the most important single development in the history of human communication since the invention of the printing press.
                    "Every word is a choice, and every choice is a sacrifice."
                    You learn more from losing than from winning.