Signifying nothing

He carries the plank Over his house's threshold Careful not to trip

Look at this http://www.sni.org/ThanksGiving.aspx http://www.sni.org/ThanksGiving.aspx it is from the Seneca, but I shall extract:  Small plants:  We give greetings and thanks for the plant life, which includes fruits and plants for food and medicine. The plans work many wonders from sustaining life to curing our diseases. The most important of these plants is the strawberry. Now our minds are one. or this  Earth:  We give greetings and thanks to our Mother that Earth who continues to provide for us. The women and Mother the Earth are one; givers of life. Now our minds are one. or  Water:  We give greetings and thanks to the waters which provide for our strength and well being. All life, including people, plants and animals need water. We give thanks to the lakes, rivers, and streams. The waters of the world quench our thirst and provide food for the plant and animal life. Now our minds are one. We'd do well to be so thankfu...

Presidential Day ramblings from the past*. *I was wrong about President(')s(') Day, by the way.  Apparently it is all three and none at the same time . Signifying nothing  does not regret this error.