“Most horses don't walk backwards voluntarily, because what they can't see doesn't exist.”

“I can't believe anyone would voluntarily run 26 miles. Sometimes I sit on the couch cross-legged because I don't feel like walking to the bathroom.”

“When people laughed at him because he walked backward beneath the portico, he said to them: "Aren't you ashamed, you who walk backward along the whole path of existence, and blame me for walking backward along the path of the promenade?”

“They had their faces twisted toward their haunches and found it necessary to walk backward, because they could not see ahead of them. ...And since he wanted so to see ahead, he looks behind and walks a backward path.”

“Oh. I see. People don't want to see what can't possibly exist.”

“The earth doesn't move backward (very much) when you walk only because it's much more massive than you are.”