孩子能独立活动时，父母可带领孩子一同认识世界。
病毒的复杂性提醒我们，关于生物学我们还有很多需要学习。
Shor算法对密码学和数字通信的安全性具有深远的影响。
The art of competing, I’d learned from track, was the art of forgetting, and I now reminded myself of that fact. You must forget your limits. You must forget your doubts, your pain, your past.
"I don't have to be human to have human feelings."