It is not necessary to change. Survival is not mandatory.
Friendship is unnecessary, like philosophy, like art, like the universe itself (for God did not need to create). It has no survival value; rather it is one of those things which give value to survival.
Baseball is a red-blooded sport for red-blooded men. It's no pink tea, and mollycoddles had better stay out. It's a struggle for supremacy, a survival of the fittest.
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.
In a world where change is inevitable and continuous, the need to achieve that change without violence is essential for survival.
He who cannot change the very fabric of his thought will never be able to change reality, and will never, therefore, make any progress
It is not the strongest of the species that survives, nor the most intelligent that survives. It is the one that is the most adaptable to change.
From now on it is only through a conscious choice and through a deliberate policy that humanity can survive.
The sum of the whole matter is this, that our civilization cannot survive materially unless it be redeemed spiritually
The more we exploit nature, The more our options are reduced, until we have only one: to fight for survival.
One can survive everything nowadays, except death, and live down anything, except a good reputation.
On a large enough time line, the survival rate for everyone drops to zero.
Death is natural and necessary, but not just. It is a random force of nature; survival is equally accidental. Each loss is an occasion to remember that survival is a gift.
This world was never meant for one as beautiful as you
The road to the future leads us smack into the wall. We simply ricochet off the alternatives that destiny offers. Our survival is no more than a question of 25, 50 or perhaps 100 years.
Disappointment to a noble soul is what cold water is to burning metal; it strengthens, tempers, intensifies, but never destroys it.
Man can live about forty days without food, about three days without water, about eight minutes without air, but only for one second without hope
To cherish what remains of the Earth and to foster its renewal is our only legitimate hope of survival.
We are driven by five genetic needs: survival, love and belonging, power, freedom, and fun.
Let every nation know, whether it wishes us well or ill, we shall pay any price, bear any burden, meet any hardship, support any friend, oppose any foe, to assure the survival and success of liberty.
Through humor, you can soften some of the worst blows that life delivers. And once you find laughter, no matter how painful your situation might be, you can survive it.
If I had no sense of humor, I would long ago have committed suicide.
It has yet to be proven that intelligence has any survival value.
It is not clear that intelligence has any long-term survival value
Learning is not compulsory... neither is survival.