Well in that case....HI is a very important word in the english language..it can be used to greet someone or it can be used in to describe many situations for eg. i was HIgh on booze last night!thats why i had to HIde in the car so my wife wouldnt beat the crap outta me. or "oh noooo the plane has been HIjacked! so on and so forth.

Where there is Fire...There is Coke. Where there is Rum..There is Smoke - Sir Smoke-a-Lot