我不认为我是一个很好的说谎者，我认为我是一个非常糟糕的说谎者。

Prediction is very difficult, especially about the future.

我是一个传奇。我也是有史以来最伟大的运动员。

The past is a foreign country; they do things differently there.

Sustainability is not just a goal, it's a responsibility we owe to the future.