Famous quotes containing the words fertile and/or period:
“The shrewd guess, the fertile hypothesis, the courageous leap to a tentative conclusion—these are the most valuable coin of the thinker at work. But in most schools guessing is heavily penalized and is associated somehow with laziness.”
—Jerome S. Bruner (b. 1915)
“... there has never been a period in history when there have been necessary killings which has not been instantly followed by a period when there have been unnecessary killings.”
—Rebecca West (1892–1983)