科学没有国界，但科学家有祖国，我们要为国家农业发展贡献力量。
Science has no borders, but scientists have a motherland, we must contribute to the development of national agriculture.
书是一个小小的奇迹。
电影的力量在于它能够让我们通过别人的眼睛看世界。
The greatest threat to democracy is not from external enemies but from internal decay and the loss of civic virtue.
爱是一切的关键。