数学的本质在于它的自由。
【译文】 孔子说：“不到苦思冥想时，不去提醒；不到欲说无语时，不去引导。不能举一例能理解三个类似的问题，就不要再教他了。”
一个民族的真正历史写在官方历史的边缘。
麦田低语着过去的故事，但风将它们吹散。
When he looked into her dark eyes, and saw that her lips were poised between a laugh and silence, he learned the most important part of the language that all the world spoke—the language that everyone on earth was capable of understanding in their heart. It was love.