Once set a goal, not reach target will never stop, just can success.

一旦立下目标，不达目标绝不罢手，方可成功。

youdao

A very wise psychotherapist once told me that if you set a goal, and achieve it, you are often left with an empty feeling because the goal is not what you thought it would be.

一个非常聪明的心理学家曾经告诉我，如果你建立了目标并去完成它，你总有一种空空的感觉，因为目标不是你所想的就能实现。

youdao

Once you complete a trading goal it is crucial that you immediately set a new goal.

要紧的是一旦实现了一个交易目标，你应该立刻设定一个新的目标。

youdao

And we've made college more affordable, proposed a historic set of reforms and investments in community college, and set a goal of once again leading the world in producing college graduates by the year 2020.

WHITEHOUSE: Job Creation and Economic Growth

He set a new national goal for the United States to "once again have the highest proportion of college graduates in the world, " by 2020.

CNN: Top issues: Education

And that's why, at the start of my administration I set a goal for America: By 2020, this nation will once again have the highest proportion of college graduates in the world.

WHITEHOUSE: THE WHITE HOUSE