The worth of a psychological theory is measured by its usefulness.
心理学理论的价值是由其实用性衡量的。
The world is a great mountain, and we are the climbers.
Think you're escaping and run into yourself. Longest way round is the shortest way home.
事实上,自然科学长期以来只是大脑和想象力的产物:现在是时候回归到对物质和显而易见事物的朴素而健全的观察上了。