freely;  right and left;  as one pleases
 very resourcefully using tactics adapting oneself to the requirements of the moment;  playing it by ear;  acting according to circumstances
 being as free as the air;  active without any restraint
 School of Diplomacy;  one of the Schools of Thought during the Warring States period in China
 freely;  right and left;  active without any restraint;  with unrestricted energy in all directions
 being very witty;  very ingenious and resourceful
 resourceful and quick-witted;  showing a flash of brilliance;  having a keen intellect