Investors should be skeptical of anyone who claims to have a surefire way to beat the market.

什么是离婚的主要原因？结婚。

The goal of cryptography is to make it so that the cost of breaking the system exceeds the value of the information protected.

【讲解】：聪明智慧的人爱水，有仁德的人爱山。聪明智慧的人爱活跃，有仁德的人爱沉静。聪明智慧的人快乐，有仁德的人长寿。