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[Do not] put too much confidence in experimental results until they have been confirmed by theory.
[Do not] put too much confidence in experimental results until they have been confirmed by theory.
Many things difficult to design prove easy to performance.
Many things difficult to design prove easy to performance.
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.
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.
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.
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.
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.
A young boy is a theory, an old man is a fact.
A young boy is a theory, an old man is a fact.