"Don't think: Look!"

-- Wittgenstein

"There is usually an inverse relationship between how much something is on your mind and how much you're actually doing about it."

-- David Beardsley

"Sometimes a woman is a better solution than too much thinking."

-- John MacDonald

"Thinking is more interesting than knowing, but less interesting than looking."

-- Goethe

"But words are things 

and a small drop of ink, falling like dew, upon a thought, 

produces that which makes thousands, perhaps millions, think."

--Lord Byron

"Receiving, rather than thinking as a conscious, strained effort -- that is the thing."

-- Newton Dillaway

"... the real is solely what you experience, not what you think."

-- Amaury de Riencourt

"Sometimes I sits and thinks, and sometimes I just sits."

-- Satchel Paige

"We grow by thinking and not by simply accepting the thoughts of others, even though those thoughts may be noble."

-- Manly P. Hall

"All the great thinkers of the past have done their best thinking in solitude."

-- Roy L. Smith

"The foolish reject what they see, not what they think; the wise reject what they think, not what they see."

-- Hunag-Po

"When you don't believe your own thinking, life becomes effortless."

-- Byron Katie

"The most necessary task of civilization is to teach man how to think."

-- Thomas Edison

"To see the thought of wanting freedom as it arises is different from thinking."

-- Toni Packer

"To expect the truth to come from thinking signifies that we mistake the need to think with the urge to know."

-- Hannah Arendt

"A great many men think they are thinking when they are merely rearranging prejudices."

-- William James

"I've never seen a work or money problem that didn't turn out to be a thinking problem."

-- Byron Katie

"Misery is almost always a result of thinking."

-- Joseph Joubert

"Denken ist danken." (To think is to thank)

-- Martin Heidegger

"There is nothing either good or bad but thinking makes it so."

-- Shakespeare