Negatiivisuus tuhoaa tuottavuuden (ja tuntuu kurjalta)

Negative emotions are contagious, but so are positive emotions," Fredrickson says. "Leaders who cultivate positivity have the chance to tip the scale from narrow, negative thinking to foster broad, innovative thinking and resiliency. This has enormous implications for the productivity of your teams and organizations."
e-Newsletter December 2010: Move Over, Negativity! - Center for Creative Leadership.