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The best way to learn mathematics is to do mathematics.

The beauty of physics lies in its ability to explain the complexities of the universe with simple principles.

Chance is a word void of sense; nothing can exist without a cause.

The most important thing in mathematics is to understand the concepts, not just to memorize the formulas.

科學是一個微分方程。宗教是一個邊界條件。

心理學必須是一門純粹描述性的科學。