If you like to post in English, This doesn't matter but if you like to write blog in other languages other than english, you must read this article. Its not too harder to write blog in other unicode language. But of course, you cannot type in word documents with your local fonts (if you type in unicode font, it works) it will not work. So you have to type either in other sites which provide typing in unicode languages for example, Nepali, Hindi, Bengali, etc.. or you have to follow the following cool steps:
-> First of all Go to Setting of your blog. And Click on "Language and Formatting"  You will see like :
-> Now just select Your Language by choosing language after Enable transliteration Enabled in YourLanguage 
-> While Posting you will see  a letter of your language just after the ABC in top right corner of the posting area. While you like to post in your language, just click on the letter and type in roman language, while you press space bar, it will change English word to your language. enjoy blogging...