老脑筋就像老马；如果你想保持它们的工作状态，你必须锻炼它们。
Old minds are like old horses; you must exercise them if you wish to keep them in working order.
插图不仅仅是文字的装饰；它们是叙事过程中不可或缺的一部分。
伟大的公司不仅创造利润，还创造持久的积极影响。
Man is free at the moment he wishes to be.
The only thing that you absolutely have to know is the location of the library.
"Regulation is necessary, but too much can be harmful."
The heart is a fragile thing, but it is also the source of our greatest strength.
A problem well put is half solved.