We must not let cultural, racial, or social barriers distract us from the job that must be done.(Para.14)
Meaning: We must not let cultural, racial or social barriers take our attention from the job that must be done.
barrier: n. sth. that makes it impossible or difficult for sth. else to happen
Taxes are the biggest barrier to free trade. 稅收是自由貿易的最大障礙。
There is no reason why love shouldn't cross the age barrier.認為愛情不可以跨越年齡障礙的說法是沒有道理的。
distract sb. from sth.: take one's attention from sth.
Don't let social activities distract you from your study.不要讓社會活動影響你的學習。
The music soon distracted the boy from his homework.音樂聲很快使這個男孩分心了，以致不能專心做家庭作業。