最多人的最大幸福是衡量对与错的标准。
It is the greatest happiness of the greatest number that is the measure of right and wrong.
Memory is like a phantom, or like a friend who betrays you.
In the realm of algorithms, efficiency is not merely a measure of speed, but a profound statement about the nature of the problem itself.
If you have any doubt at all about being able to carry a load in one trip， do yourself a huge favor and make two trips.
不要相信你认为自己相信的一切。
数学不是一项观赏性运动。你必须亲自去做才能理解它。
战略101是关于选择的：你不可能成为所有人的一切。