If something comes to life in others because of you, then you have made an approach to immortality.

Laughter is a powerful way to tap positive emotions

An adequate share of humor and laughter represents an essential part of the diet of the healthy person.

If the United Nations is to survive, those who represent it must bolster it; those who advocate it must submit to it; and those who believe in it must fight for it.

Intelligence and the spirit of adventure can be combined to create new energies, and out of these energies may come exciting and rewarding new prospects.

To be able to rise from the earth; to be able, from a station in outer space, to see the relationship of the planet earth to other planets; to be able to contemplate the billions of factors in precise and beautiful combination that make human existence possible; to be able to dwell on an encounter of the human brain and spirit with the universe

History is an accumulation of error.