生活本身就是最精彩的童话。
The goal of mathematics is not to solve problems, but to understand them.
In a world of constant change, adaptability is the key to survival and growth.
The past is never dead. It's not even past.
你送给我桃子,我就回报给你李子。意思是做人要知恩图报,不能忘恩负义。也比喻礼尚往来,相互赠送礼物。