You don't learn to walk by following rules. You learn by doing, and by falling over.

投资管理的本质是管理风险，而不是管理回报。

引用俗语说明运势变化的无常性。

On the way to a grand goal， celebrate the smallest victories as if each one were the final goal. No matter where it ends you are victorious.

我们必须在能源需求和保护地球之间取得平衡。

能源的未来在于平衡即时需求与长期环境目标。