A drainless shower Of light is poesy: 'tis the supreme of power; 'Tis might half slumbering on its own right arm. John Keats
I'd give my right arm to be ambidextrous. Yogi Berra
The media is the right arm of anarchy. Dan Brown
He grunted with satisfaction. The feel of the hilt cheered him and gave him a glow of confidence. Whatever webs of conspiracy were drawn about him, whatever trickery and treachery ensnared him, this knife was real. The great muscles of his right arm swelled in anticipation of murderous blows. Robert E. Howard
The lake-beings about him drew daggers and moved upon Kull. Then the king laughed and set his back against a column, gripping his sword hilt until the muscles stood out on his right arm in great ridges. "This is a game I understand, ghosts," he laughed. Robert E. Howard
His tongue says little, but powerful is his right arm. Latin Proverb