I Have At Least, As I Hope,

The Most Powerful Natural Species Are Those That Adapt To Environmental Change Without Losing Their Fundamental Identity Which Gives Them Their Competitive Advantage.

The Limit Of Man S Knowledge In Any Subject Possesses A High Interest Which Is Perhaps Increased By Its Close Neighbourhood To The Realms Of Imagination.

I Find In The Domestic Duck That The Bones Of The Wing Weigh Less And The Bones Of The Leg More, In Proportion To The Whole Skeleton, Than Do The Same Bones In The Wild Duck; And This Change May Be Safely Attributed To The Domestic Duck Flying Much Less, And Walking More, Than Its Wild Parents.

Why Does Man Regret, Even Though He May Endeavour To Banish Any Such Regret, That He Has Followed The One Natural Impulse, Rather Than The Other; And Why Does He Further Feel That He Ought To Regret His Conduct? Man In This Respect Differs Profoundly From The Lower Animals.

I Have Called This Principle, By Which Each Slight Variation, If Useful, Is Preserved, By The Term Natural Selection, In Order To Mark Its Relation To Man's Power Of Selection. But The Expression Often Used By Mr. Herbert Spencer Of The Survival Of The Fittest Is More Accurate, And Is Sometimes Equally Convenient.