The beauty of chemistry lies in its ability to explain the unseen.
作家的生活是一个毫无意义的问题。我对书感兴趣。
Organic farming is not a step back, but a leap forward in quality and responsibility.
The way positive reinforcement is carried out is more important than the amount.
成功的关键是让自己身边围绕着最优秀的人,并给予他们创造的自由。
学校不应该只是一个学习的地方,而是一个激发学习的地方。