现实一点,要求不可能的事!
每一天都是改变生活的新机会。
The stranger is an element of the group itself, not unlike the poor and sundry 'inner enemies'—an element whose membership within the group involves both being outside it and confronting it.
正是在我们最黑暗的时刻,我们必须集中精力看到光明。
挑战不仅仅是让计算机更快,而是让它们更智能。
——赠宋庆龄题词,1922年