Famous quotes containing the words main and/or system:
“If the main timbers in the house are not straight, the smaller timbers will be unsafe; and if the smaller timbers are not straight, the house will fall.”
—Chinese proverb.
“He is not a true man of science who does not bring some sympathy to his studies, and expect to learn something by behavior as well as by application. It is childish to rest in the discovery of mere coincidences, or of partial and extraneous laws. The study of geometry is a petty and idle exercise of the mind, if it is applied to no larger system than the starry one.”
—Henry David Thoreau (1817–1862)