自由的代价是永恒的警惕。
The price of freedom is eternal vigilance.
Twenty years of romance make a woman look like a ruin; but twenty years of marriage make her look like a public building.
水产养殖实践的透明度建立了与消费者和利益相关者的信任。
在像水泥这样传统的行业中,颠覆是进步的唯一途径。