"It's a profound letter from Dr. King on the evolution of race labeling."
58 percent think it is more important than ever to say thank you to loved ones.
The two-page letter, written in pencil on royal Sandringham, Norfolk letterhead and dated December 26, 1930, will go under the hammer on May 11.
The young boy sent Einstein a letter posing questions on the scientist's theory of relativity and went on to found Washington State University's Electron Microscope Center.
Even genius composer Beethoven had money troubles. The letter is dated September 24, 1815.