Abraham Lincoln actually said...

The slightest knowledge of arithmetic will prove to any man that the rebel armies cannot be destroyed by Democratic strategy.

Let my enemies prove to the country that the destruction of slavery is not necessary to a restoration of the Union.

Volunteers will be accepted under this call for one, two, or three years, as they may elect, and will be entitled to the bounty provided by ...

I, Abraham Lincoln, President of the United States, do issue this my call for 500,000 volunteers for the military service