Attempting to clarify how rows work

readme.md

@@ -105,15 +105,19 @@ getSheet('14uk6kljx-tpGJeObmi22DkAyVRFK5Z1qKmSXy1ewuHs', '0d6').then(sheet => {
 })
 ```
 
-In addition, you can also access values of a row by property name.  In this example, the value in cell A1 is "First header":
+Rows are arrays, like `[ 'Something\'s up', 'That\'s "cool"' ]` and `[ 'a3', 'b3', 'c3' ]`, but you can also access values in a row by using header names as properties.
+
+In this example, the header name (defined by the value in cell A1) is "First header":
 
 ```js
 getSheet('14uk6kljx-tpGJeObmi22DkAyVRFK5Z1qKmSXy1ewuHs', '0d6').then(sheet => {
 	const firstRow = sheet.rows[0]
 	firstRow.firstheader // => `Something's up`
-	firstRow.secondheader // => `That's "cool"`
 })
 ```
+
+See below to figure out the property names for a column.
+
 ### Column names/property names
 
 The column names are generated by Google Sheets, not by this library.