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世界上最偉大的事情是知道如何屬于自己。

Man is what he believes.

Success is a journey, not a destination. The doing is often more important than the outcome.

Psychology must be a guide to practical living.

寫作是一種思考方式，而不僅僅是思想的記錄。

We are moving from an economy based on the production of goods to one based on the production of knowledge.