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The farmer is the only man in our economy who buys everything at retail, sells everything at wholesale, and pays the freight both ways.

Don't wait until everything is just right. It will never be perfect. There will always be challenges, obstacles and less than perfect conditions. So what. Get started now. With each step you take, you will grow stronger and stronger, more and more skilled, more and more self-confident and more and more successful.

"The world is a shadow, and the shadow is a mirror."

我們重讀最多的書是那些最清楚地描述我們已經知道的世界的書。

"Computational learning theory provides a mathematical framework for understanding the capabilities and limitations of machine learning algorithms."

當你做你熱愛的事情時，你不會感到壓力。

"Life on a lifeboat isn't much of a life. It is like an end game in chess, a game with few pieces. The elements couldn't be more simple, nor the stakes higher."

I am not a fast thinker at all. I have to spend a lot of time before I can understand something.

The novel is the one bright book of life. Books are not life. They are only tremulations on the ether. But the novel is the one bright book of life.