我们能种植的最有价值的作物是生产者和消费者之间的信任。

世界是我的国家，全人类是我的兄弟姐妹，行善是我的宗教。

"The essence of mathematics lies in its freedom."

What good is the warmth of summer, without the cold of winter to give it sweetness.

Everything that happens once can never happen again. But everything that happens twice will surely happen a third time.

今天不努力劳动耕种，明天就没有财富货物。