The measure of success is not whether you have a tough problem to deal with, but whether it is the same problem you had last year.

The measure of success is not whether you have a tough problem to deal with, but whether it is the same problem you had last year.

衡量成功的标准不是你是否有一个棘手的问题要处理，而是它是否与你去年遇到的问题相同。

-- John Foster Dulles 杜勒斯