.
egocentric
It is necessary in communication. There aren't many letters that are also words, therefore this one will stick out as a letter often used. I don't think (see, I used it there, and again!) that it signifies a "favourite letter".
Perhaps "A" is some peoples' favourite, I also see that used a lot (see, there!)
I quite like U too.
:)
What is it with you asking How and WHY all the time don't you have any knowledge of such basic questions, You should have paid more attention in school. How and Why not?
A man does not know the answer to such questions.
You may not know the answer char but surely you have an opinion. Thank you for your reply and Happy Wednesday! :)
Is it as bad as me me me me me? Thank you for your repy B and Happy Wednesday to thee! :)
Thank you for your reply smas and Happy Wednesday. I expect the favorite word is "the" or "and". That is appropos of nothing special but it popped into my head so I shared it with you! :):)