Be with a leader when he is right, stay with him when he is still right, but, leave him when he is wrong.

You can have anything you want if you want it badly enough. You can be anything you want to be, do anything you set out to accomplish if you hold to that desire with singleness of purpose.

And I do further recommend to my fellow-citizens aforesaid, that on that occasion they do reverently humble themselves in the dust, and from thence offer up penitent and fervent prayers and supplications to the great Disposer of events for a return of the inestimable blessings of peace, union, and harmony throughout the land which it has pleased him to assign as a dwelling-place for ourselves and for our posterity throughout all generations.

I believe the declaration that ‘all men are created equal’ is the great fundamental principle upon which our free institutions rest.

The demon of intemperance ever seems to have delighted in sucking the blood of genius and of generosity.

I told myself, "Lincoln, you can never make a lawyer if you do not understand what demonstrate means." So I left my situation in Springfield, went home to my father's house, and stayed there till I could give any proposition in the six books of Euclid at sight. I then found out what "demonstrate" means, and went back to my law studies.

Let no feeling of discouragement prey upon you, and in the end you are sure to succeed.