Architecture is not about form, but about the multiple relationships that can be established in a space.
从n对观测值的样本中获得的相关系数的可能误差是sqrt((1-r²)/(n-2))。
Change in agriculture starts with a willingness to learn and adapt.
教育是点燃火焰,而不是填满容器。
Farmers are the original environmentalists; we just need to give them the right tools.