我还没有把我所见所闻的一半告诉你们。
I have not told the half of what I saw.
The ruling ideas of each age have ever been the ideas of its ruling class.
金融与科技的融合必须以安全和稳定为前提。
我们必须从过去中学习，为未来创新。
The smart way to keep people passive and obedient is to strictly limit the spectrum of acceptable opinion, but allow very lively debate within that spectrum.