An interesting perspective on growing your own lettuce

This morning I'm reading from "Edible Landscaping" written by Rosaland Creasy  (a very good book) and I came across this inspiring piece about why it's important to grow your own food if possible.  If you don't have water barrels or use aquaponic systems for some of your garden, you might think that it's not worth it for individuals to grow their own food. This is not true.  It is always