Creationist critics often charge that evolution cannot be tested, and therefore cannot be viewed as a properly scientific subject at read more

Creationist critics often charge that evolution cannot be tested, and therefore cannot be viewed as a properly scientific subject at all. This claim is rhetorical nonsense.

And hear the mighty stream of tendency
Uttering, for elevation of our thought,
A clear sonorous voice, read more

And hear the mighty stream of tendency
Uttering, for elevation of our thought,
A clear sonorous voice, inaudible
To the vast multitude.

The expression often used by Mr. Herbert Spencer of the Survival
of the Fittest is more accurate, and is read more

The expression often used by Mr. Herbert Spencer of the Survival
of the Fittest is more accurate, and is sometimes equally
convenient.

Promise yourself to live your life as a revolution and not just a process of evolution.

Promise yourself to live your life as a revolution and not just a process of evolution.

Civilization is a progress from an indefinite, incoherent
homogeneity toward a definite, coherent heterogeneity.

Civilization is a progress from an indefinite, incoherent
homogeneity toward a definite, coherent heterogeneity.

Children, behold the Chimpanzee;
He sits on the ancestral tree
From which we sprang in ages gone.
read more

Children, behold the Chimpanzee;
He sits on the ancestral tree
From which we sprang in ages gone.
I'm glad we sprang: had we held on,
We might, for aught that I can say,
Be horrid Chimpanzees to-day.

When you were a tadpole, and I was a fish,
In the Palaeozoic time,
And side by read more

When you were a tadpole, and I was a fish,
In the Palaeozoic time,
And side by side in the sluggish tide
We sprawled in the ooze and slime.

The rise of every man he loved to trace,
Up to the very pod O!
And, in read more

The rise of every man he loved to trace,
Up to the very pod O!
And, in baboons, our parent race
Was found by old Monboddo.
Their A, B, C, he made them speak,
And learn their qui, quae, quod, O!
Till Hebrew, Latin, Welsh, and Greek
They knew as well's Monboddo!

Observe constantly that all things take place by change, and
accustom thyself to consider that the nature of the read more

Observe constantly that all things take place by change, and
accustom thyself to consider that the nature of the Universe
loves nothing so much as to change the things which are, and to
make new things like them.