生下来就知道的人是上等，经过学习才知道的人是次一等，遇到困惑才学习的人是又次一等，有了困惑而不学习的，这是最下等的人。
The more you know, the more you can imagine. The more you imagine, the more you can know.
对认可的渴望，灵魂中的激情部分，是推动人类历史的力量。
The history of life is a history of adaptation.
The market is a very efficient mechanism for transferring wealth from the impatient to the patient.