心理学的方法必须严格经验化。
The key to trading success is emotional discipline.
The best way to predict the future of our forests is to create it through responsible management.
即使有盖世之功,最要不得的是居功自傲;纵然滔天的罪恶,最难得的是悔过之心。
摧毁资本主义制度的最好方法是败坏其货币。
"Silence can be more powerful than words."
Theorems are the permanent literature of mathematics.