“To kill an error is as good a service as, and sometimes even better than, the establishing of a new truth or fact.”

I long to set foot where no man has trod before.

We are not here concerned with hopes or fears, only with truth as far as our reason permits us to discover it.

Hence, a traveller should be a botanist, for in all views plants form the chief embellishment.

It is not the biggest, the brightest or the best that will survive, but those who adapt the quickest.

The world will not be inherited by the strongest, it will be inherited by those most able to change.

The world will not be inherited by the strongest, it will be inherited by those most able to change.

An agnostic would be the more correct description of my state of mind.

How paramount the future is to the present when one is surrounded by children.

How paramount the future is to the present when one is surrounded by children.

Freedom of thought is best promoted by the gradual illumination of men’s minds which follows from the advance of science.

The mystery of the beginning of all things is insoluble by us; and I for one must be content to remain an agnostic.

Great is the power of steady misrepresentation.

There is no fundamental difference between man and animals in their ability to feel pleasure and pain, happiness, and misery.

Man is descended from a hairy, tailed quadruped, probably arboreal in its habits.

I would give absolutely nothing for the theory of Natural Selection, if it requires miraculous additions at any one stage of descent.

In the struggle for survival, the fittest win out at the expense of their rivals because they succeed in adapting themselves best to their environment.