可持续性不是一种趋势；而是我们对地球和未来农民的责任。
教室是更大社会的缩影，因此，它是关于意义、身份和权力的斗争场所。
The truth is, we are all waiting for someone to come and save us.
The whole conviction of my life now rests upon the belief that loneliness, far from being a rare and curious phenomenon, peculiar to myself and to a few other solitary men, is the central and inevitable fact of human existence.
"The future is built on collaboration, not competition."