The past is what you remember, imagine you remember, convince yourself you remember, or pretend you remember.

我的作品就像日记，记录了我的感受和想法。

Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful.

屋顶上的天空，如此蔚蓝，如此宁静！

世界充满了美，但也充满了痛苦和苦难。

数算练习告诉我们算术运算的原理，而不是单单的记忆和不断演算。