make sacrifices to do

That's because successful people are willing to make sacrifices and put in the time of preparation that unsuccessful people aren't willing to do.

这是因为成功的人都愿意花费时间做出牺牲，这恰恰是那些不成功的人不愿去做的。

A third obstacle is that many in Congress are reluctant to make big sacrifices if China and India do not also sign up to them, which neither wants to.

第三个阻碍是，如果中国和印度不跟进的话，国会中的很多人不愿意做出如此大的牺牲，但两国均无此意。

I don’t care who you are; you have time to “just do it” and chase something you want or need. You’ll just have to get less sleep, lose free time, and make lots of other sacrifices.

你将不得不少睡一点觉、失去一些空闲时间并且作出其他许多牺牲。