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知識在心靈中以符號結構的形式表征。

"To love is to risk not being loved in return. To hope is to risk pain. To try is to risk failure, but risk must be taken because the greatest hazard in life is to risk nothing."

Sustainability isn't an option—it's a responsibility we owe to future generations.

互聯網是一個創新的平臺，但它也需要負責任的使用。

一部好小說告訴我們關于主角的真相；而一部壞小說告訴我們關于作者的真相。