钢铁塑造了过去，但创新将决定它的未来。
忘记某事的最好方法是用更好的东西取代它。
权力的代价总是高昂的，但无力的代价更高。
The only limit to our realization of tomorrow is our doubts of today.
Better to have, and not need, than to need, and not have.
成功的真正标准是你能从失败中重新站起来的次数。
On innovation: "I think frugality drives innovation， just like other constraints do. One of the only ways to get out of a tight box is to invent your way out."
"Life is tough, my darling, but so are you."