The sun is our most powerful tool in Africa. We must learn to work with it, not against it.

过去是一个异国；他们在那里做事的方式不同。

只有艺术才能瓦解衰老社会制度的压抑效应。

Every match is a new opportunity to improve.

The art of doing mathematics consists in finding that special case which contains all the germs of generality.

信息的洪流让人溺于表象，无法触及本质。