It got Montgomery to Field Marshal, a title of nobility, Chief of Allied Ground Forces, etc.
It got MacArthur five stars (General of the Army), etc for a host of honors.
And etc. A lot of those guys had certain personalities. It pays to read biographies!
Btw, you should have a look at “Surely You’re Joking Mr. Feynman!” - Richard Feynman. A man never inclined to minimize his qualities.