Truth is a tyrant-the only tyrant to whom we can give our allegiance. The service of truth is a matter of heroism.
The world is very different now. For man holds in his mortal hands the power to abolish all forms of human poverty, and all forms of human life.
The great French Marshall Lyautey once asked his gardener to plant a tree. The gardner objected that the tree was slow growing and wouldn't reach maturity for 100 years. The Marshall replied, "In that case, there is no time to lose; plant it this afternoon!
As science, of necessity, becomes more involved with itself, so also, of necessity, it becomes more international. I am impressed to know that of the 670 members of this Academy
Malthus argued a century and a half ago that man, by using up all his available resources, would forever press on the limits of subsistence, thus condemning humanity to an indefinite future of misery and poverty. We can now begin to hope and, I believe, know that Malthus was expressing not a law of nature, but merely the limitation then of scientific and social wisdom. The truth or falsity of his prediction will depend now, with the tools we have, on our own actions, now and in the years to come.
In the years since man unlocked the power stored up within the atom, the world has made progress, halting, but effective, toward bringing that power under human control. The challenge may be our salvation. As we begin to master the destructive potentialities of modern science, we move toward a new era in which science can fulfill its creative promise and help bring into existence the happiest society the world has ever known.
I think this is the most extraordinary collection of talent, of human knowledge, that has ever been gathered at the White House - with the possible exception of when Thomas Jefferson dined alone.