我不会让过去拖累我，我会让它推动我前进。

The development of attention in childhood is a foundation for self-regulation and academic achievement.

I think the most important thing is to be honest with yourself and to be honest with the people around you.

数学是一门活生生的学科，不断演变和发展。

Let us try to teach generosity and altruism, because we are born selfish.

"世界是一个舞台，但演员选得很糟糕。"