To be African is to be modern - this is the central paradox we must embrace.

In business, the only constant is change, and adaptability is our greatest asset.

Learning from failure is more valuable than celebrating success.

我们这些幸运的人有责任回馈社会。至于是像我这样边走边捐，还是像沃伦那样先捐一点，然后（死后）再捐很多，这是个人喜好问题。

质量不是承诺；它是一种交付。

I'm not afraid to take on a challenge, I'm not afraid to take a risk.

成功的衡量标准不仅仅是季度利润，还包括我们在保护地球的同时如何推进科学发展。