“On the other hand, the Prince had proved a much more effective teacher than Snape so far.”
“But so far their love had proved deeper than their doubts, their faith in each other more unshakeable than the fear.”
“Princes and governments are far more dangerous than other elements within society.”
“People who smile tend to manage, teach and sell more effectively, and to raise happier children. There's far more information in a smile than a frown. That's why encouragement is a much more effective teaching device than punishment.”
“It was as if Snape had started handing out sweets.”
“We need to boost each other to get to the top. It is much more effective than stepping on each other.”