Don't be afraid to make mistakes. If you're not making mistakes, you're not trying hard enough.
Cognitive processes are rule-governed transformations of symbolic structures.
自由主义与共产主义之间,或民主与威权主义之间的伟大意识形态斗争,已被对自由民主可取性的一般共识所取代。
在不断变化的全球经济中,适应性至关重要。