Memorandum on Control of Federal Employment.
12/24/1963
https://www.presidency.ucsb.edu...
Your country thanks you.
They--and you--are a credit to your generation.
Nowhere else--in no other society on this earth--are so many so devoted to leaving this earth better than they found it.
Their presence symbolizes a confluence of civilizations--the gathering together of talents and dreams from many nations.