给定一个英文文本，找到其中使用最频繁的10个单词，对它们进行计数，并按照出现次数从多到少进行排序。


"I have a dream that one day this nation will rise up and live out the true meaning of its creed: We hold these truths to be self-evident: that all men are created equal."
10个最频繁的单词及其出现次数按照从多到少的顺序为： 
- the (3次) 
- a (2次) 
- we (2次) 
- all (1次) 
- and (1次) 
- are (1次) 
- be (1次) 
- created (1次) 
- creed (1次) 
- day (1次)