对于那些有为而生的人来说,没有什么是无足轻重的。
The essence of cryptography is to allow communication in the presence of adversaries.
我们在对自然法则的认识上越深入,就越能在以前只看到复杂和不和谐的地方发现简单与和谐。
The most beautiful people we have known are those who have known defeat, known suffering, known struggle, known loss, and have found their way out of the depths.
Psychology must be a science of description, not explanation.