09/22/1954
https://www.presidency.ucsb.edu...
"Refusal by the individual, upon the ground of constitutional privilege against self-incrimination, to testify before a congressional committee regarding charges of his alleged disloyalty or other misc..."
"GOOD EVENING, my friends--and thank you a lot for the cordiality of your welcome."
"What we need is understanding, and this understanding will come from these young men and women as they go back and forth between our country and others."
"Knowledge itself is not enough."