最好的肥料是农民的影子，没有什么能取代在田间的存在和关注。
The best fertilizer is the farmer's shadow—nothing replaces presence and attention in the fields.
世界上没有像大城市那样的孤独。
The language of mathematics is universal, transcending cultural and linguistic barriers.
The key to successful investing is to have a disciplined approach and a long-term perspective.
算法研究是在计算机上解决问题的方法研究。
The most advanced technology is worthless if it doesn't serve the farmer's needs.
Don't be afraid to change and grow.
In the end， we will remember not the words of our enemies， but the silence of our friends.