140 Top-Notch Quotes about Thinking

"Imagination will often carry us to worlds that never were. But without it we go nowhere."

Carl Edward Sagan (November 9, 1934 – December 20, 1996) was an American astronomer, astrophysicist, author, cosmologist, and highly successful popularizer of astronomy, astrophysics and other natural sciences.


"People who lean on logic and philosophy and rational exposition end by starving the best part of the mind."

William Butler Yeats (13 June 1865 – 28 January 1939) was an Irish poet and dramatist, and one of the foremost figures of 20th century literature.


"Traditional thinking is all about "what is" Future thinking will also need to be about what can be."

Edward de Bono (born 19 May 1933, in Malta) is a physician, author, inventor, and consultant. He is known as the originator of the term lateral thinking, wrote a best selling book Six Thinking Hats and is a proponent of the deliberate teaching of thinking as a subject in schools.


"Some stories are true that never happened."

Eliezer "Elie" Wiesel (September 30, 1928) is a Romanian-born Jewish-American writer, professor, political activist, Nobel Laureate, and Holocaust survivor.


"There are no rules of architecture for a castle in the clouds."

Gilbert Keith Chesterton (29 May 1874 – 14 June 1936) was an English writer. His prolific and diverse output included philosophy, ontology,poetry, play writing, journalism, public lecturing and debating, biography, Christian apologetics, fantasy and detective fiction.


"It's a poor sort of memory that only works backwards."

Lewis Carroll (born: Charles Lutwidge Dodgson 27 January 1832 – 14 Jan) was an English author, mathematician, logician, Anglican deacon and photographer.


"They are ill discoverers that think there is no land, when they can see nothing but sea."

Francis Bacon, 1st Viscount Saint Alban (22 January 1561 – 9 April 1626) was an English philosopher, statesman, scientist, lawyer, jurist and author. He famously died of pneumonia contracted while studying the effects of freezing on the preservation of meat.


"Stop the habit of wishful thinking and start the habit of thoughtful wishes."

Mary Virginia Martin (December 1, 1913 - November 3, 1990) was an American actress, singer and Broadway star.


"Can you imagine what I would do if I could do all I can?"

Laozi also Lao Tse, Lao Tu, Lao-Tzu, Lao-Tsu, Laotze, Lao Zi, Laocius, and other variations (-) was a mystic philosopher of ancient China, and is a central figure in Taoism (also spelled "Daoism").


"Trust that little voice in your head that says "Wouldn't it be interesting if..."; And then do it."

Duane Michals (born February 18, 1932) is an American photographer.