It is customary for the departing president to leave a written note in the desk at the Oval Office to their successor.

As an ode to this tradition in the approach of next week's presidential inauguration, we're highlighting a few from recent history. Can you guess the author?

"Don’t let the critics discourage you or push you off course."

"Very few know the excitement of the moment and the challenges you will face."

"The sheer joy of doing what you believe is right is inexpressible."

Image Credit: New York Times "The Letters Presidents Leave Their Successors"

"Don’t let the critics discourage you or push you off course." - George H.W. Bush

Image Credit: New York Times "The Letters Presidents Leave Their Successors"

"Very few know the excitement of the moment and the challenges you will face." - George W. Bush

Image Credit: New York Times "The Letters Presidents Leave Their Successors"

"The sheer joy of doing what you believe is right is inexpressible." - Bill Clinton