The choice, however, is as clear now for nations as it was once for the individual: peace or extinction.
Lester B. Pearson

The death of democracy is not likely to be an assassination from ambush. It will be a slow extinction from apathy, indifference, and undernourishment.
Robert M. Hutchins

The extinction of race consciousness as between Muslims is one of the outstanding achievements of Islam, and in the contemporary world there is, as it happens, a crying need for the propagation of this Islamic virtue.
Arnold J. Toynbee

The government of the United States is a device for maintaining in perpetuity the rights of the people, with the ultimate extinction of all privileged classes.
Calvin Coolidge

The physical extinction of the human race is one possibility.
Vernor Vinge

The problems of this world are only truly solved in two ways: by extinction or duplication.
Susan Sontag

The progress of an artist is a continual self-sacrifice, a continual extinction of personality.
T. S. Eliot

The struggle for existence holds as much in the intellectual as in the physical world. A theory is a species of thinking, and its right to exist is coextensive with its power of resisting extinction by its rivals.
Thomas Huxley

There are plenty of problems in the world, many of them interconnected. But there is no problem which compares with this central, universal problem of saving the human race from extinction.
John Foster Dulles

This is not a matter of weapons. We are hopeful for God's help. The real matter is the extinction of America. And, God willing, it will fall to the ground.
Mohammed Omar

Unless one says goodbye to what one loves, and unless one travels to completely new territories, one can expect merely a long wearing away of oneself and an eventual extinction.
Jean Dubuffet