心灵是一个操作符号表征的信息处理系统。
我不信上帝——就神学家使其概念可理解的程度而言，他们并未提供任何理由让我们认为有东西与之对应。
You don't learn to walk by following rules. You learn by doing, and by falling over.
The gods have not revealed all things from the beginning to mortals, but, by seeking, men find out better in time.
The secret of happiness is to expand your interests as much as possible and to be as kind as possible to the people and things that interest you.
