热闹的场合可以锻炼心境，安静可以养心，坐时可以守心，行动时可以考验心灵，言时省心，动时制心。

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.

The deepest theorems in mathematics often have the simplest statements.

女性在劳动力市场中进步的故事也是一个未完成革命的故事。