—— 请按键盘 空白键 开始游戏 ——

在数学中,旅程和目的地同样重要,因为正是通过发现的过程,我们才能真正学习。
I'm intimidated by the fear of being average.
Certification standards are more than paperwork—they're our promise to the planet.
"The best stories are the ones that stay with you long after you've finished reading."
Every day is a new opportunity. You can build on yesterday's success or put its failures behind and start over again.