Answer:
Always old, sometimes new. Never sad, sometimes blue. Never empty, sometimes full. Never pushes, always pulls.
What begins and has no end? What is the ending of all that begins?
Voiceless it cries,Voiceless it cries, Wingless flutters, Toothless bites, Mouthless mutters.
What kind of room has no windows or doors?
Held firmly in the hands, like a sword it cuts deep. Bloodless strokes, all, then forward we leap.
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?