他们成功的关键是严格自律，坚持做到每次只关注一个战略性问题，而不是将各种话题囫囵地混在一起讨论。
The key to their success was being disciplined enough to focus on one strategic issue at a time, rather than mixing it with a variety of other topics.
自律的目标并不是要生活在一个极致的或者严格的生活方式下。
The purpose of self-discipline is not living a limiting or a restrictive lifestyle.
但是，美国需要学会严格自律，沿着顺序渐进的策略行进，通过积累来实现它的“伟大”。
But America needs to learn to discipline itself into a strategy of gradualism that seeks greatness in the accumulation of the attainable.
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