我不害怕说出自己的想法，即使它不受欢迎。
The time which we have at our disposal every day is elastic; the passions that we feel expand it, those that we inspire contract it; and habit fills up what remains.
The best time to plant a tree was 20 years ago; the second-best time is now.
The severity of Russian laws is alleviated by the fact that it is not obligatory to execute them.
To be successful in trading, one must have rules and follow them.
出自《魏源集·默觚下·治篇五》。三代以上，天都跟现在的天不一样，地都跟现在的地不一样，人也跟现在的人不一样，物也和现在的物不一样。