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An ounce of action is worth a ton of theory.
An ounce of action is worth a ton of theory.
Conjecture as to things useful, is good; but conjecture as to what it would be useless to know, is very read more
Conjecture as to things useful, is good; but conjecture as to what it would be useless to know, is very idle.
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.
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.
You cannot run a business, or anything else, on a theory.
You cannot run a business, or anything else, on a theory.
You have to know you can first. How comes later.
You have to know you can first. How comes later.
The theory seems to be that as long as a man is a failure he is one of God's children, read more
The theory seems to be that as long as a man is a failure he is one of God's children, but that as soon as he succeeds he is taken over by the Devil.
A theory has only the alternative of being right or wrong. A model has a third possibility - it may read more
A theory has only the alternative of being right or wrong. A model has a third possibility - it may be right but irrelevant.
Let us work without theorizing, 'Tis the only way to make life endurable.
Let us work without theorizing, 'Tis the only way to make life endurable.