اونوقت مغزمان عملکرد موفق تری هم خواهد داشت چون قادریم که سخت تر، سریعتر، وهوشمندانه تر کار کنیم. 
If we can find a way of becoming positive in the present, then our brains work even more successfully as we're able to work harder, faster and more intelligently. 