抽象的力量在计算机科学中至关重要，它使我们能够专注于问题的本质方面。
The power of abstraction is crucial in computer science, allowing us to focus on the essential aspects of a problem.
真相很少是纯粹的，也从不简单。
"写作是一种孤独的职业，但正是这种孤独让我们能够深入探索人性的深处。"
On pricing: "There are two kinds of companies， those that work to try to charge more and those that work to charge less. We will be the second."
Sometimes the simplest questions lead to the deepest theories.
If you are ready to give up everything else and study the whole history and background of the market and all the principal companies whose stocks are on the board as carefully as a medical student studies anatomy—if you can do all that and in addition you have the cool nerves of a gambler, the sixth sense of a clairvoyant and the courage of a lion, you have a ghost of a chance.