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 one thing that offends me the most is when I walk by a bank and see ads trying to convince people to take out second mortgages on their home so they can go on vacation. That's approaching evil.

寻找真理比拥有真理更珍贵。

产品的质量就是企业的尊严。