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thinking

Albert Einstein
The person who reads too much and uses his brain too little will fall into lazy habits of thinking.
The significant problems we face cannot be solved at the same level of thinking we were at when we created them.
Author Unknown
If everybody's thinking alike, somebody isn't thinking.
Benjamin Franklin
So convienent a thing it is to be a reasonable creature, since it enables one to find or make a reason for everything one has a mind to do.
Bertrand Russell
Many people would sooner die than think. In fact they do.
Euripides
This is slavery, not to speak one's thought.
Frank Moore Colby
That is the consolation of a little mind; you have the fun of changing it without impeding the progress of mankind.
George Bernard Shaw
Few people think more than two or three times a year. I have made an international reputation for myself by thinking once or twice a week.
George Patton
If you are going to win any battle, you have to do one thing. You have to make the mind run the body. Never let the body tell the mind what to do... the body is never tired if the mind is not tired.
Johann Wolfgang Von Goethe
Everything has been thought of before, but the difficulty is to think of it again.
John Dewey
Reason is experimental intelligence, conceived after the pattern of science, and used in the creation of social arts; it has something to do. It liberates man from the bondage of the past, due to ignorance and accident hardened into custom. It projects a better future and assists man in its realization.
John Locke
I have always thought the actions of men the best interpreters of their thoughts.
Leonardo Da Vinci
Iron rusts from disuse; stagnant water loses its purity and in cold weather becomes frozen; even so does inaction sap the vigor of the mind.
Mahatma Gandhi
A man is but the product of his thoughts. What he thinks, he becomes.
Marcel Proust
Any mental activity is easy if it need not take reality into account.
Mark Twain
I must have a prodigious quantity of mind; it takes me as much as a week sometimes to make it up.
Martin Luther King Jr.
Nothing pains some people more than having to think.
Nachman Of Bratslav
Thinking is more precious than all five senses.
Oliver Wendell Holmes
A moment's insight is sometimes worth a life's experience.
A mind that is stretched by a new experience can never go back to its old dimensions.