可持续性不是一种趋势，而是乳制品农业的未来。
Sustainability isn't a trend—it's the future of dairy farming.
作家必须勇敢地面对那些别人选择忽视的真相。
The interplay between discrete and continuous mathematics is where some of the most interesting problems lie.
The task of the modern educator is not to cut down jungles, but to irrigate deserts.
一个人知道自己为什么而活，就可以忍受任何一种生活。