“Control of consciousness determines the quality of life.” ― Mihaly Csikszentmihalyi
“But anyone who has experienced flow knows that the deep enjoyment it provides requires an equal degree of disciplined concentration.” ― Mihaly CsikszentmihalyiRoninZ im Kletterpark Tannenbühl Juli 2013Life is good.andy-guettner.de | roninz.de