Sheffer Stroke - Formal System Based On The Sheffer Stroke

Famous quotes containing the words formal, system, based and/or stroke:

“The conviction that the best way to prepare children for a harsh, rapidly changing world is to introduce formal instruction at an early age is wrong. There is simply no evidence to support it, and considerable evidence against it. Starting children early academically has not worked in the past and is not working now.”
—David Elkind (20th century)

“Science is a system of statements based on direct experience, and controlled by experimental verification. Verification in science is not, however, of single statements but of the entire system or a sub-system of such statements.”
—Rudolf Carnap (1891–1970)

“Your honesty is not to be based either on religion or policy. Both your religion and policy must be based on it. Your honesty must be based, as the sun is, in vacant heaven; poised, as the lights in the firmament, which have rule over the day and over the night.”
—John Ruskin (1819–1900)

“I should like to suggest that at least on the face of it a stroke by stroke story of a copulation is exactly as absurd as a chew by chew account of the consumption of a chicken’s wing.”
—William Gass (b. 1924)