The mind is a system for making life possible.

我不是说唱歌手，我是一个非洲的传奇。

我们在水产养殖中做出的每一个决定都必须平衡经济可行性和生态敏感性。

"The future is always beginning now."

"The best ideas come from the people closest to the problem."

Democracy must be born anew every generation, and education is its midwife.

数学是一种创造性的努力，就像艺术或音乐一样。