Solution to Yesterday’s Presidential Sudoku

Yesterday’s Presidential Sudoku puzzle asked you to spell out a U.S. President's quote, given this clue:

A President of the United States was born on this day, 12/29. He was 56 years old when he was inducted into office as the 17th President.

The answers:
“I feel incompetent to perform duties...which have been so unexpectedly thrown upon me.”
Andrew Johnson

Thanks,
--Dave