If you have an apple and I have an apple, and we exchange apples, we both still only have one apple. But if you have an idea and I have an idea, and we exchange ideas, we each now have two ideas.
我到办公室总是迟到,但我早退弥补了这一点。
科幻小说是世界历史上最重要的文学,因为它是思想的历史,是我们文明自我诞生的历史。
解析:比喻立志用功需要循序渐进。
我写作是因为我没有其他生存的方式。