humanity
单词辨析：
指人类整体或特定历史时期的人类；也可泛指人，无性别之分。
the modern/Prehistoric man
现代/史前人
His lecture was about the evolution of man.
他的讲座是关于人类的演变。
This is one of the most significant discoveries known to man.
这是人类已知的最重大的发现之一。
All men are created equal.
人人生而平等。
通常作为人类的总称，也指人性。
We want a peaceful environment for all humanity.
我们希望全人类拥有一个和平的生存环境。
We must never forget our humanity.
我们须永不忘记人性。
侧重指人类整体，有些人认为该词对女性有冒犯性，常以 human-kind 代替。
in the history of mankind
在人类历史上
Since earliest times, mankind has had a special system of communi-cation.
人类自远古以来就有一套特殊的交流系统。
相关例句：
The sex education is not only a healthy education, more important is the personality education and humanity educations.
性教育不仅是一个健康教育，更重要是人格教育和人性教育。
Can we hope for the same gesture of humanity from pakistan?
我们能希望巴基斯坦人能和我们有相同的手势？
My faith in humanity stands firm.
我对人类的这种信念坚定不移。
Hope and humanity and perhaps, ultimately, futility.
希望和仁慈，也许最终还是徒劳。
And our nation has made a clear choice: We will confront this mortal danger to all humanity;
而我们的国家也清晰地做出了一个选择：我们将抗击这个对全人类而言致命的危险；
This is the fountain of life, of all humanity.
这是全人类的生命之泉。