"A novel is a mirror walking along a main road."
最好的儿童书籍是那些尊重孩子智力的书籍。
检验假设有效性的唯一相关标准是其预测与经验的比较。
A rat in a maze is free to go anywhere, as long as it stays inside the maze.
"To be a human being means to possess a sense of guilt."