And first, of man, The thoughts of man are, singly, every one a representation of some quality or accident of a body without us, called an object. There is no conception in the mind which has not first been begotten upon the organs of sense.
Imagination is the continuity of an image after the object is removed.
Truth consisteth in the right ordering of names in our affirmations. Words are wise men's counters, but the money of fools. Reasoning is the reckoning, the addition and subtraction of the sequences of words, the sum being the conclusion. Reason, therefore, implies speech. Some are born in us, some are products of experience.