The painter has to unlearn the habit of thinking that things seem to have the color which common sense says they 'really' have, and to learn the habit of seeing things as they appear.
John Locke invented common sense, and only Englishmen have had it ever since!
Common sense, however it tries, cannot avoid being surprised from time to time.
The doctrine (of) maintaining that the language of daily life, with words used in their ordinary meanings, suffices for philosophy . . . I find myself totally unable to accept . . . . Because it makes almost inevitable the perpetuation amongst philosophers of the muddle-headedness they have taken over from common sense.
Aristotle's metaphysics, roughly speaking, may be described as Plato diluted by common sense. He is difficult because Plato and common sense do not mix easily.
Inferences of Science and Common Sense differ from those of deductive logic and mathematics in a very important respect, namely, when the premises are true and the reasoning correct, the conclusion is only probable.