John Maynard Keynes said this quote

The long run is a misleading guide to current affairs. In the long run we are all dead.

~ John Maynard Keynes

Education: the inculcation of the incomprehensible into the indifferent by the incompetent.

~ John Maynard Keynes

When my information changes, I alter my conclusions. What do you do, sir?

~ John Maynard Keynes

Newton was not the first of the age of reason. He was the last of the magicians, the last of the Babylonians and Sumerians, the last great mind that looked out on the visible and intellectual world with the same eyes as those who began to build our intellectual inheritance rather less than 10,000 years ago.

~ John Maynard Keynes