Every point is important, and you have to fight for every one.

我们做的每件事都很重要。

I am always glad to think that my education was, for the most part, informal, and had its roots in the soil.

实现明天理想的唯一障碍是今天的疑虑。

“物质”不是唯一的事实标准：还存在心理事实，而且无法以任何的物质方式来解释、证明、或辩驳它。