怀疑是智慧的开始。
The great powers are always searching for opportunities to gain power at the expense of their rivals, and they will use force if they think it will profit them.
The worst sin toward our fellow creatures is not to hate them, but to be indifferent to them: that's the essence of inhumanity.
最大的风险是不冒任何风险。在一个快速变化的世界里，唯一注定失败的策略就是不冒险。
罗素说：快乐生活
The path to sustainability is paved with both challenges and opportunities.
"Reading is a way of living more lives than the one we have."