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Do you not see how necessary a world of pains and troubles is to school an intelligence and make it a soul?

Happiness is holding someone in your arms and knowing you hold the whole world.

A liberdade é como o ar que respiramos; sem ela, sufocamos.

The past is a foreign country; they do things differently there.

理論計算機科學不僅僅是關于算法和數據結構；它是關于理解計算的基本限制。

世界是我自身的鏡子，而我是世界的鏡子。

過去從未死去，它甚至沒有過去。