白头到此同休戚，青史凭谁定是非。
到了白头之年，我们同甘共苦；历史的是非功过，又由谁来评定呢？
真正创新的考验在于它是否能让普通人的生活变得更好。
The structure of the international system, not the intentions of individual states, is the primary determinant of state behavior.
"Memory is the only paradise from which we cannot be expelled."