The price of every thing rises and falls from time to time and place to place; and with every such change the purchasing power of money changes so far as that thing goes.
每一种东西的价格都会因时间和地点的不同而涨落；每一次这样的变化都会改变货币的购买力。
不要认为通过隐藏证据来产生信仰是值得的，因为证据肯定会被曝光。
I have learned to seek my happiness by limiting my desires， rather than in attempting to satisfy them.
有人问我什么是幸福，我回答说：不奢求非必需之物。