Abraham Lincoln is regarded by many as the greatest US president, but his path to get there was an ugly one From early political defeats, to constant turmoil while in office, Lincoln had to learn the hard way that his own knowledge and strength weren't enough to fix a broken country. Instead, he had to rely on a God powerful enough to heal all wounds.

In a special Independence Day edition of "Comeback Stories," we dive into Abraham Lincoln's life to find 4 core lessons that can be applied to any comeback story.