Thinking

All that we are is the result of what we have thought... If a man speaks or acts with an evil thought, pain follows him... If a man speaks or acts with a pure thought, happiness follows him, like a shadow that never leaves him.--Buddha
All the problems of the world could be settled easily if men were only willing to think. The trouble is that men very often resort to all sorts of devices in order not to think, because thinking is such hard work.--Thomas J. Watson
All truly wise thoughts have been thought already thousands of times; but to make them truly ours, we must think them over again honestly, till they take root in our personal experience.--Johann Wolfgang von Goethe
Analysis kills spontaneity. The grain once ground into flour springs and germinates no more.--Henri Frederic Amiel
As soon as man does not take his existence for granted, but beholds it as something unfathomably mysterious, thought begins.--Albert Schweitzer
Associate reverently, and as much as you can, with your loftiest thoughts.--Henry David Thoreau
Attitude precedes service. Your positive mental attitude is the basis for the way you act and react to people. 'You become what you think about' is the foundation of your actions and reactions. What are your thoughts? Positive all the time? How are you guiding them?--Jeffrey Gitomer (Your Achievement Ezine - Issue No. 138)
Being intelligent is not a felony, but most societies evaluate it as at least a misdemeanor.--Lazarus Long
The brain is a wonderful organ. It starts working the moment you get up and does not stop until you get into the office.--Robert Frost
Change your thoughts and you change your world.--Norman Vincent Peale
A consistent thinker is a thoughtless person, because he conforms to a pattern; he repeats phrases and thinks in a groove.--Jiddu Krishnamurti
Deliberate often - decide once.-- Latin Proverb
The direction of a man's thought is always the decisive factor in his personality. His whole outer life will be determined by the inward inclination of his mind.--Erich Sauer
A discovery is said to be an accident meeting a prepared mind.--Albert Szent-Gyorgi
The dissenter is every human being at those moments of his life when he resigns momentarily from the herd and thinks for himself.--Archibald MacLeish
Each thought that is welcomed and recorded is a nest egg, by the side of which more will be laid.--Henry David Thoreau
Effective thinking consists of being able to arrive at the truth; truth being defined as that which exists.--Calvin S. Hall
Every thought is a seed. If you plant crab apples, don't count on harvesting Golden Delicious.--Bill Meyer
Failure is instructive. The person who really thinks learns quite as much from his failures as from his successes.--John Dewey
Good thoughts bear good fruit, bad thoughts bear bad fruit.--James Allen
A great many people mistake opinions for thought.--Herbert V. Prochnow
A great many people think they are thinking when they are merely rearranging their prejudices. - William James
Great thoughts speak only to the thoughtful mind, but great actions speak to all mankind.--Emily P. Bissell
Habits of thinking need not be forever. One of the most significant findings in psychology in the last twenty years is that individuals can choose the way they think.--Martin Seligman (Learned Optimism)
The happiness of your life depends upon the quality of your thoughts: therefore, guard accordingly, and take care that you entertain no notions unsuitable to virtue and reasonable nature.--Marcus Aurelius
How we think shows through in how we act. Attitudes are mirrors of the mind. They reflect thinking.--David Joseph Schwartz
The human mind prefers to be spoon-fed with the thoughts of others, but deprived of such nourishment it will, reluctantly begin to think for itself and such thinking, remember is original thinking and may have valuable results.--Agatha Christie (The Moving Finger)
I cannot teach anybody anything. I can only make them think.--Socrates (from The Quotable Teacher, comp. by Howe)
I do not feel obliged to believe that the same God who has endowed us with sense, reason, and intellect has intended us to forgo their use.--Galileo Galilei
If we are not responsible for the thoughts that pass our doors, we are at least responsible for those we admit and entertain.--Charles B. Newcomb
If you lose the power to laugh, you lose the power to think.--Clarence Darrow
If you make people think they're thinking, they'll love you. If you really make them think they'll hate you.--Donald Robert Perry, Marquis
If you're going to think anyway, you might as well think big.--Donald Trump (Time)
The important thing in science is not so much to obtain new facts as to discover new ways of thinking about them.--Sir William Lawrence Bragg (in Beyond Reductionism by Koestler and Smithies)
It is a rare mind indeed that can render the hitherto non-existent blindingly obvious. The cry 'I could have thought of that' is a very popular and misleading one, for the fact is that they didn't, and a very significant and revealing fact it is too.--Douglas Adams (Dirk Gently's Holistic Detective Agency)
It is better to ask some of the questions than to know all the answers.--James Thurber
It is especially important to encourage unorthodox thinking when the situation is critical: At such moments every new word and fresh thought is more precious than gold. Indeed, people must not be deprived of the right to think their own thoughts.--Boris Yeltsin
It is not enough to have a good mind. The main thing is to use it well.--Rene Descartes