"The neural network keeps what it uses and discards what it doesn't," says Tang. "If you laugh every day, your pessimistic neural pathways are gradually going to atrophy and new optimistic pathways are going to develop, building, in effect, a highway to happiness."
「神經網絡是『用進廢退』，每天笑口常開，久而久之，就會慢慢扭轉腦中悲觀的神經路徑，形成新的樂觀路徑，創造出另一條快樂的高速公路，」湯華盛說。