As a child, I was very often sick, and doctors were constantly prescribing antibiotics. I was crazy about the injections, and to reassure me, my dad convinced me that he could do the injections "without a needle." Before every injection, I started to say, “Just without a needle, daddy!” - and he always first showed me a syringe without a needle, I turned around, and he injected me, everyone was happy.
Only recently I realized what an exaggeration it was! But the injections Dad did not hurt at all, as if it was true without a needle...