Education is the foundation of conservation—people protect what they understand.
Understanding the real lives of the poor is the first step toward designing effective policies to help them.
我在数学上花费的时间越多，我就越感到兴奋。
伟大的品牌不追逐趋势，而是创造趋势。
The metropolis exacts from man as a discriminating creature a different amount of consciousness than does rural life.