"A writer's greatest challenge is not to find the right words, but to find the truth within those words."
Thank you music for making my life so wonderful.
I don’t play tennis for money or fame. I play because I love it.
【释义】:遵循礼的准则,不随意议论他人,不吝啬自己的付出。
在统计工作中,必须为正确的目的使用正确的数学工具。