If you want to live a happy life, tie it to a goal, not to people or things.
解析：主张统治者不应推崇贤能，不使人民争夺名位；不珍贵难得的财物，不使人民偷盗；不显耀足以引起贪心的事物，使民心不被扰乱。
The Erdős discrepancy problem fascinated me because it was so simple to state yet so deep in its implications.
The most important property of a program is whether it accomplishes the intention of its user.