As a trader you often walk on the blade, he said softly.

作为一个商人，经常会有走在刀刃上的感觉。

Unless there were poison on the blade!

除非刀刃上有毒！

You get the perfect approach angle, lend into the wind, get a good handle on the blade, know exactly when to take your turn and make sure you don't over-rotate.

您可以获得完美的接近角， 顺风而行，在刀片上获得良好的手柄​​， 确切地知道何时轮到您并确保您不会过度旋转。

[laughs] But the way I grab a knife, the way I will start off how to grab a knife and the way I teach, usually when I teach children, is you should grab your index and your thumb on the blade, blade here.

我将开始如何拿刀的方式以及我教孩子的方式，通常是我教孩子的时候， 你应该用你的食指和拇指抓住刀片，刀片在这里。