Dulce Rivas | Art Studio › Mental energy Mental energy $450.00 A mood state where you feel productive, motivated, and prepared to get things done. The ability or willingness to engage in cognitive work. Original acrylic painting on canvas / 40 x 30cm / stretched / signed / Certificate of Authenticity. A mood state where you feel productive, motivated, and prepared to get things done. The ability or willingness to engage in cognitive work. Original acrylic painting on canvas / 40 x 30cm / stretched / signed / Certificate of Authenticity. Add To Cart Added! You Might Also Like Roots $450.00 I think I love you baby $450.00 Savage garden $450.00 Freshness $450.00 Resolution $450.00