The only purpose for which power can be rightfully exercised over any member of a civilized community， against his will， is to prevent harm to others.

I am following nature without being able to grasp her.

简单的东西往往能唤起最强烈的情感。

最好的交易是那些基本面、技术面和市场情绪都对你有利的交易。如果你能找到同时具备这三个特征的交易，你就找到了一个潜在的金矿。