Innovative Interaction13. August 2018/in All Quotes, People, Problems /by Christoph NiemannFor good ideas and true innovation, you need human interaction, conflict, argument, debate. Margaret Heffernan – American entrepreneur, author and speaker (b. 1955) https://normanrentrop.de/wp-content/uploads/2014/05/normanrentrop-w.png 0 0 Christoph Niemann https://normanrentrop.de/wp-content/uploads/2014/05/normanrentrop-w.png Christoph Niemann2018-08-13 18:44:232018-08-13 18:44:23Innovative Interaction