Yeah, there are others... I don't draw, and I only sing songs I know, personally, but, there are long times that I'll go without writing anything, and then BOOM! One day - like today, ironically - I'll write something, and it will be profound to me... Then, some time will pass, and I'll be doing something else... Nice drawing, Iris... There's nothing wrong with what you've described... Nothing wrong with it at all! In fact, I don't even consider it weird... Some of the greatest pieces of art and literature have, indeed, come from the imagination...
"And the Most High said unto Moses, Ahayah-Asher-Ahayah. And he said, Thus shalt thou say to the children of Israel, Ahayah hath sent me unto you... This is my name forever, and this is my memorial unto all generations."
1953-2011... One day, mother, I shall see you again...