复杂性理论告诉我们，并非所有问题都是平等的；有些问题本质上比其他问题更难。

The challenge of modern cryptography is not just to protect information, but to do so in a way that is both efficient and scalable.

These walls are funny.First you hate them,then you get used to them;Enough time passes,gets so you depend on them.That's institutionalized.

When a diverse and inclusive environment is created, all members of the community are more likely to succeed.

文学的美在于它让我们在一生中活过千种生活，体验千种情感。