A rat in a maze is free to go anywhere, as long as it stays inside the maze.
迷宫中的老鼠可以自由地去任何地方,只要它待在迷宫里。
Forests are the lungs of our planet; we must treat them with the respect they deserve.
数学不仅仅是一种工具;它是一种思维方式。
The intellectually sophisticated person is indifferent to all genuine individuality, because relationships and reactions result from it which cannot be exhausted with logical operations.
趋势是你的朋友,直到它结束。