Lyndon Johnson actually said...

By learning the secret of the atom, we have given mankind--for the first time in history--all the energy that mankind can possibly use.

Remarks Transmitted by Closed-Circuit Television to Ceremonies Marking the 25th Anniversary of the First Nuclear Reactor

12/01/1967

More Lyndon Johnson Quotes

It is good of you to give us this welcome.

In all areas of public and private enterprise we must understand that important ideas cannot be fashioned on an assembly line.

At the same time let us not call forth phantom fears about what the future holds.

I expect Philadelphia to always be in the forefront in that respect.