Harry Truman actually said...

The changes that will be made under this authority will be temporary in nature, for the purpose of furthering the defense effort.

Therefore, it is of great importance that the necessary legislative authority be made available now, for the duration of the national emerge...

The Director shall on behalf of the President direct, control, and coordinate all mobilization activities of the Executive Branch of the Gov...

I do proclaim the existence of a national emergency, which requires that the military, naval, air, and civilian defenses of this country be ...