Quotes by Substitute I don't think there's any substitute for experience. Tracy Lawrence substitute any think experience There's no substitute for seeing firsthand a well being drilled. Jim Ratcliffe substitute well being seeing There's no substitute for the experience of childbearing or child rearing. John J. McLaughlin rearing substitute child experience Luck is not an acceptable substitute for early detection. Valerie Harper substitute early detection luck I am not authorized to fire substitute teachers. Nancy Cartwright substitute teachers i-am fire