密码学的力量不仅在于保守秘密，还在于在数字世界中建立信任。

The preservation of the means of knowledge among the lowest ranks is of more importance to the public than all the property of all the rich men in the country.

痛苦是暂时的，但音乐是永恒的。

The more you are interested in others， the more interesting they find you. To be interesting， be interested.

We must design for the human experience, not just for efficiency.