"I think the necessity of being ready increases. Look to it." -Abraham Lincoln?

Question

i dont understand what this quote means. someone please help me understand

Answer 1

He was telling Gov. Andrew G. Curtin to be ready for the civil war. On April 8, 1861, it was unevidetable to Pres. Lincoln that we would be having a civil war. He was trying to warn Gov. Curtin that war was coming.

Answer 2

It was a note to a governor right before the civil war telling him to be prepared. Lincoln was famous for being concise in his speeches.