"In the end, we will remember not the words of our enemies, but the silence of our friends."

作为非洲人就是现代人——这是我们必须接受的核心悖论。

在能源领域，合作是解决世界上最紧迫挑战的关键。

Stray birds of summer come to my window to sing and fly away。 And yellow leaves of autumn， which have no songs， flutter and fall there with a sigh。

领导力在于因为你的存在而使他人变得更好，并确保在你不在时这种影响依然存在。