There is one quality which one must possess to win, and that is definiteness of purpose, the knowledge of what one wants, and a burning desire to possess it.
Imagination is more important than knowledge.
Action not backed by knowledge and knowledge not translatable into action, both can not stand the test of time.
All sciences are vain and full of errors that are not born of Experience, the mother of all Knowledge.
That men do not learn very much from the lessons of history is the most important of all the lessons that history has to teach.
If I have seen further it is by standing on the shoulders of Giants.
Reading without reflecting is like eating without digesting.
For a successful technology, reality must take precedence over public relations, for Nature cannot be fooled.
Any sufficiently advanced technology is indistinguishable from magic.
The schools ain't what they used to be and never was.
It is beyond a doubt that all our knowledge begins with experience.
They say a little knowledge is a dangerous thing, but it's not one half so bad as a lot of ignorance.
The ability to observe without evaluating is the highest form of intelligence.
All knowledge that the world has ever received comes from the mind; the infinite library of the universe is in our own mind.
You can never learn less, you can only learn more.
The great difficulty in education is to get experience out of ideas.
If one cannot enjoy reading a book over and over again, there is no use in reading it at all.
If help and salvation are to come, they can only come from the children, for the children are the makers of men.
The real solution lies in a world in which charity will have become unnecessary.
The idea is to try to give all the information to help others to judge the value of your contribution; not just the information that leads to judgment in one particular direction or another.
It is not enough for the teacher to love the child. She must first love and understand the universe. She must prepare herself, and truly work at it.
