John Henry Pratt (4 June 1809 - 28 December 1871) was a British clergyman and mathematician who devised a theory of crustal balance which would become the basis for the isostasy principle.
Famous quotes containing the words john, henry and/or pratt:
“When John Henry was a little fellow,
You could hold him in the palm of your hand,
He said to his pa, “When I grow up
I’m gonna be a steel-driving man.
Gonna be a steel-driving man.””
—Unknown. John Henry (l. 1–5)
“The hope, and not the fact, of advancement, is the spur to industry.”
—Sir Henry Taylor (1800–1886)
“When the Church of Jesus
Shuts its outer door,
Lest the roar of traffic
Drown the voice of prayer:
May our prayers, Lord, make us
Ten times more aware
That the world we banish
Is our Christian care.”
—Frederick Pratt Green (b. 1903)