Official websites use .gov A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Valedictory address, delivered to the medical graduates of Harvard University at the annual commencement, Wednesday, March 10, 1858
Valedictory address, delivered to the medical graduates of Harvard University at the annual commencement, Wednesday, March 10, 1858