The final and best means of strengthening demand among consumers and business is to reduce the burden on private income and the deterrence to private initiative which are imposed by our present tax system, and this administration pledged itself last summer to an across-the-board, top-to-bottom cut in personal and corporate income taxes to be enacted and become effective in 1963.

John F. Kennedy: Containing the Public Messages, Speeches, and Statements of the President (ed. 1962)