Quality is free. It's not a gift, but it's free. What costs money are the unquality things -- all the actions that involve not doing jobs right the first time.
The worst of having a romance of any kind is that it leaves one so unromantic.
最强大的人永远不足以始终成为主宰，除非他将力量转化为权利，将服从转化为义务。
教育必须基于儿童的心理发展，而不是教育者的任意意志。
The most successful leaders are those who listen more than they speak.