"The future is not a result of choices among alternative paths offered by the present, but a place that is created—created first in the mind and will, created next in activity."

快乐就是能够不带恐惧地意识到自己。

在科学中，重要的不是获得新的事实，而是发现思考它们的新方法。

最好的想法来自不同观点的交汇处。