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迷宫中的老鼠可以自由地去任何地方,只要它待在迷宫里。
The future of mining lies in technology and sustainable practices.
The greatest happiness is to transform one’s feelings into action.
In the depth of solitude, I found the presence of all.
Every problem in mathematics is a puzzle waiting to be solved, and the joy is in the solving.
A writer's duty is to rebel against lies and oppression.