最大的风险是不冒任何风险。
The most successful states in the future will be those that combine the rule of law and democratic accountability with effective governance.
判断两个λ表达式是否等价的问题是无法解决的。
I am convinced that the substitution of a simple tax on the rent of land for the complicated taxes which at present oppress industry would be advantageous to all classes.
Innovation is not just about technology, it's about changing people's lives.