The wild is a place of constant change. To survive, you have to be ready to adapt.

The longer you look at an object, the more abstract it becomes, and, ironically, the more real.

恐惧是迷信的主要根源，也是残酷的主要根源之一。战胜恐惧是智慧的开端。

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