The increase of national wealth depends chiefly upon the increase of production.
国家财富的增长主要取决于生产力的提高。
创造一切非凡事物的那种神圣的爽朗精神总是同青年时代和创造力联系在一起的。
All good books have one thing in common - they are truer than if they had really happened.
Use, do not abuse...Neither abstinence nor excess ever renders man happy.
However difficult life may seem, there is always something you can do and succeed at.