What goes over the water without moving?

I make two people out of one. What am I? Solve the riddle → It connects us, yet never says a word. What is it? Solve the riddle → What can you hold in your left hand, but not in your right? Solve the riddle → If a rooster lays an egg on the roof of a house, which way does the egg roll? Solve the riddle → What is always yours, but mostly used by others? Solve the riddle →