All knowledge that the world has ever received comes from the mind; the infinite library of the universe is in our own mind.
Reading without reflecting is like eating without digesting.
Any man who reads too much and uses his own brain too little falls into lazy habits of thinking.
Courage, conviction and confidence.
Any sufficiently advanced technology is indistinguishable from magic.
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.
Knowledge becomes evil if the aim be not virtuous.
The most important part of teaching is to teach what it is to know.
To read is to fly: it is to soar to a point of vantage which gives a view over wide terrains of history, human variety, ideas, shared experience and the fruits of many inquiries.
An investment in knowledge pays the best interest.
The more I read, the more I acquire, the more certain I am that I know nothing.
The task of a writer is not to solve the problem but to state the problem correctly.
Liberty without Learning is always in peril and Learning without Liberty is always in vain.
My weapon is literature
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.
I do not know how to teach philosophy without becoming a disturber of the peace.
Education is our passport to the future, for tomorrow belongs to the people who prepare for it today.
You can never be overdressed or overeducated.
Education is an admirable thing, but it is well to remember from time to time that nothing that is worth knowing can be taught.
Books are for people who wish they were somewhere else.