数学中最激动人心的时刻是当你意识到两个看似不相关的领域有着深刻的联系时。
Sustainability is not an option; it's a responsibility we owe to future generations.
生活中唯一的限制是你给自己设定的。
The essence of cryptography is to allow communication in the presence of adversaries.
No great artist ever sees things as they really are ,If he did he would cease to be a artist.