The past is never dead. It's not even past.

The man who is fit to work at any particular trade is unable to understand the science of that trade without the help and guidance of those who are working with him or over him.

Goto the edge of the cliff and jump off.Build your wings on the way down.

 试图指导私人如何使用他们的资本的政治家，不仅会使自己背负起极不必要的责任，还会行使一种权力，它不能被信任交给任何单个个体，甚至不能被信任交给任何理事会或议会，而且这种权力在愚蠢和自负到足以自认为有资格行使它的人手中最为危险。

最大的风险是不冒任何风险。