The teacher must believe in the potential of his students. He must see in each one of them a spark of the divine fire.

Economics is the study of how societies use scarce resources to produce valuable goods and services and distribute them among different individuals. If we think about the definitions, we find two key ideas that run through all of economics:

最具可持续性的农场是那些为几代人着想的农场。

当我听到文化这个词时，我伸手去拿支票簿。