Due to poverty, he started doing labour jobs since childhood. He lost his mother when he was just 9 years old. The girl he loved and wanted to marry, died.
Stepped into politics to fight against slavery and lose elections many times.
There was a time in his life when he used to keep himself away from the knife and sharpen objects. He was depressed badly due to failures happening in his life and was in fear of an attempt to suicide.
If you don’t accept failures, then your efforts are not wasted. If you do efforts then you will never face failures.
After having so many problems in personal and professional life, he never gave up. He won 16th election for president of the United States and saved the country from the civil war.