There can be no theory of any account unless it corroborate with the theory of the earth.

There can be no theory of any account unless it corroborate with the theory of the earth.

Our theories of the eternal are as valuable as are those which a chick which has not broken its way read more

Our theories of the eternal are as valuable as are those which a chick which has not broken its way through its shell might form of the outside world.

Science is organized common sense where many a beautiful theory was killed by an ugly fact.

Science is organized common sense where many a beautiful theory was killed by an ugly fact.

You cannot run a business, or anything else, on a theory.

You cannot run a business, or anything else, on a theory.

If the facts don't fit the theory, change the facts.

If the facts don't fit the theory, change the facts.

In theory there is no difference between theory and practice. In practice there is.

In theory there is no difference between theory and practice. In practice there is.

An ounce of action is worth a ton of theory.

An ounce of action is worth a ton of theory.

A young boy is a theory, an old man is a fact.

A young boy is a theory, an old man is a fact.

He who loves practice without theory is like the sailor who boards ship without a rudder and compass and never read more

He who loves practice without theory is like the sailor who boards ship without a rudder and compass and never knows where he may cast.