how can you "SM_LE" without "I" ? u can not

how can you be "F_NE" without  "I" ? u can not

how can you "W_SH" without "I" ? u can not

how can you be "FR_END" without "I" ?u can not ?

I am very important...but

but   this "I" can never achieve"S_CCESS" witout "u"...I can not