But naturalists are now beginning to look beyond this, and to see that there must be some other principle regulating the infinitely varied forms of animal life.

Quote by Alfred Russel Wallace

Topics: Alfred Russel Wallace Quotes

Truth is born into this world only with pangs and tribulations, and every fresh truth...

Truth is born into this world only with pangs and tribulations, and every fresh truth...

I have since wandered among men of many races and many religions.

I have since wandered among men of many races and many religions.

What birds can have their bills more peculiarly formed than the ibis, the spoonbill, and...

What birds can have their bills more peculiarly formed than the ibis, the spoonbill, and...

In my solitude I have pondered much on the incomprehensible subjects of space, eternity, life...

In my solitude I have pondered much on the incomprehensible subjects of space, eternity, life...

Modification of form is admitted to be a matter of time.

Modification of form is admitted to be a matter of time.

I am thankful I can see much to admire in all religions.

I am thankful I can see much to admire in all religions.

It has been generally the custom of writers on natural history to take the habits...

It has been generally the custom of writers on natural history to take the habits...

I hold with Henry George, that at the back of every great social evil will...

I hold with Henry George, that at the back of every great social evil will...

If this is not done, future ages will certainly look back upon us as a...

If this is not done, future ages will certainly look back upon us as a...

There is, I conceive, no contradiction in believing that mind is at once the cause...

There is, I conceive, no contradiction in believing that mind is at once the cause...

On the spiritual theory, man consists essentially of a spiritual nature or mind intimately associated...

On the spiritual theory, man consists essentially of a spiritual nature or mind intimately associated...

Civilisation has ever accompanied emigration and conquest - the conflict of opinion, of religion, or...

Civilisation has ever accompanied emigration and conquest - the conflict of opinion, of religion, or...

I am decidedly of the opinion that in very many instances we can trace such...

I am decidedly of the opinion that in very many instances we can trace such...

The foregoing considerations lead us to the very important conclusion, that matter is essentially force,...

The foregoing considerations lead us to the very important conclusion, that matter is essentially force,...

To the mass of mankind religion of some kind is a necessity.

To the mass of mankind religion of some kind is a necessity.

To expect the world to receive a new truth, or even an old truth, without...

To expect the world to receive a new truth, or even an old truth, without...

To say that mind is a product or function of protoplasm, or of its molecular...

To say that mind is a product or function of protoplasm, or of its molecular...

As well might it be said that, because we are ignorant of the laws by...

As well might it be said that, because we are ignorant of the laws by...

In all works on Natural History, we constantly find details of the marvellous adaptation of...

In all works on Natural History, we constantly find details of the marvellous adaptation of...