Mathematics is a creative endeavor, just like art or music.

The challenge is not to represent Africa, but to present African complexities.

I'm drawn to materials that have a history.

幸福的唯一途径是做真实的自己。

生命的意义包含在生命的每一个表达中。它存在于所有创造中无限的形式和现象中。

译文：只有贤明，品德高尚的人，才能令人信服。