I know not how to aid you, save in the assurance of one of mature age, and much severe experience, that you can not fail, if you resolutely determine, that you will not.

If I could save the Union without freeing any slave, I would do it; and if I could save it by freeing all the slaves, I would do it; and if I could do it by freeing some and leaving others alone, I would do that. I have here stated my purpose according to my official duty, and I intend no modification of my oft-expressed personal wish that all men, everywhere, could be free.

As the problems are new, we must disenthrall ourselves from the past.

I can make a General in five minutes but a good horse is hard to replace.

The US patent system adds the fuel of interest to the fire of genius in the discovery and production of new and useful things

Freedom is not the right to do what we want, but what we ought

That we we here highly resolve that these dead shall not have died in vain - that this nation, under God, shall have a new birth of freedom - and that government of the people, by the people, for the people, shall not perish from the earth.