登高山须从低处开始，走远路要从近处开始。

Fear is the biggest disability of all. And will paralyze you more than being in a wheelchair.

领导力是激励他人看到他们能成为什么样子。

The greatest use of a life is to spend it for something that will outlast it.

应对不自由世界的唯一方法是变得如此绝对自由，以至于你的存在本身就是一种反叛。

最可持续的产品是能持续一生的产品。