08/31/1976
https://www.presidency.ucsb.edu...
"Today, we have a civilization which has reached unparalleled heights of material well-being."
"More and more Americans are realizing the great change that has taken place since August of 1974."
"The middle-income taxpayer has been shortchanged too long under the Federal tax system."
"I want to express my deep appreciation to all of the people."