最好的性能改进是从非工作状态到工作状态的转变。

追求知识是一场没有终点的旅程，每一次发现都为新的奥秘打开了大门。

开始有意识地生活的最佳时机就是现在。

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

"To be forgiven is only half the gift. The other half is that we also can forgive, that we can release ourselves from the old, old burden of resentment and recrimination."