a free spirit

a free spirit

someone who does what they want and does not feel limited by the usual rules of social behaviour His brothers describe Nick as something of a free spirit, unconventional and adventurous.
See also: free, spirit
References in classic literature ?
A ship in dock, surrounded by quays and the walls of warehouses, has the appearance of a prisoner meditating upon freedom in the sadness of a free spirit put under restraint.
I love him who is of a free spirit and a free heart: thus is his head only the bowels of his heart; his heart, however, causeth his down-going.