I am convinced that the substitution of a simple tax on the rent of land for the complicated taxes which at present oppress industry would be advantageous to all classes.

密码学是关于在存在对手的情况下进行通信的。

"No hay nada más peligroso que un hombre que no tiene nada que perder."

舞台上的沉默可以比任何对白更响亮。