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, that lives within the means available and works co-operatively against common threats.
The most important factor in survival is neither intelligence nor strength but adaptability.
The world will not be inherited by the strongest, it will be inherited by those most able to change.
The love for all living creatures is the most noble attribute of man.
Nothing exists for itself alone, but only in relation to other forms of life
It is not the biggest, the brightest or the best that will survive, but those who adapt the quickest.
Building a better mousetrap merely results in smarter mice.
Some call it evolution, And others call it God.
A man who dares to waste one hour of time has not discovered the value of life.
The more one thinks, the more one feels the hopeless immensity of man's ignorance.
The impossibility of conceiving that this grand and wondrous universe, with our conscious selves, arose through chance, seems to me the chief argument for the existence of God.
Ignorance more frequently begets confidence than does knowledge.
In the long history of humankind (and animal kind, too) those who learned to collaborate and improvise most effectively have prevailed.
It's not the strongest, but the most adaptable that survive.
To suppose that the eye, with all its inimitable contrivances for adjusting the focus to different distances, for admitting different amounts of light, and for the correction of spherical and chromatic aberration, could have been formed by natural selection, seems, I freely confess, absurd in the highest possible degree.
The willing horse is always overworked.
It is not the most intellectual of the species that survives; it is not the strongest that survives; but the species that survives is the one that is able best to adapt and adjust to the changing environment in which it finds itself.
Often a cold shudder has run through me, and I have asked myself whether I may have not devoted myself to a fantasy.
Another source of conviction in the existence of God, connected with the reason and not with the feelings, impresses me as having much more weight. This follows from the extreme difficulty or rather impossibility of conceiving this immense and wonderful universe, including man with his capacity of looking far backwards and far into futurity, as the result of blind chance or necessity. When thus reflecting I feel compelled to look to a First Cause having an intelligent mind in some degree analogous to that of man; and I deserve to be called a Theist.
The highest possible stage in moral culture is when we recognize that we ought to control our thoughts.
It is impossible to concieve of this immense and wonderful universe as the result of blind chance or necessity.
A moral being is one who is capable of reflecting on his past actions and their motives - of approving of some and disapproving of others.
There is no fundamental difference between man and animals in their ability to feel pleasure and pain, happiness, and misery.
Such simple instincts as bees making a beehive could be sufficient to overthrow my whole theory.
A man's friendships are one of the best measures of his worth.
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