认知过程是符号结构的规则支配的转换。
Cognitive processes are rule-governed transformations of symbolic structures.
The most effective leaders are those who empower others to lead.
关于理论最重要的事情是它应该是可测试的。
The most important thing is to awaken in the child his own will and ability to create.
水是生命之源，也是毁灭之力。
The heart is a fragile thing, easily broken, but also capable of great strength.