Happiness ain't a thing in itself --- it's only a contrast with something that ain't pleasant. That's all it is.

The power of the press is a great power, but it must be used with great responsibility.

创新是互联网未来的关键。

The future of leather lies in ethical sourcing and transparent processes.

在基本粒子的领域里，物质和力的区别变得模糊。