Reading is to the mind what exercise is to the body.
A thought is an idea in transit.
If help and salvation are to come, they can only come from the children, for the children are the makers of men.
Integrity without knowledge is weak and useless, and knowledge without integrity is dangerous and dreadful.
The more I read, the more I acquire, the more certain I am that I know nothing.
Make it a rule never to give a child a book you would not read yourself.
Education is a system of imposed ignorance.
Knowledge becomes evil if the aim be not virtuous.
Education is a human right with immense power to transform. On its foundation rest the cornerstones of freedom, democracy and sustainable human development.
Any knowledge that doesn't lead to new questions quickly dies out: it fails to maintain the temperature required for sustaining life.
Study hard what interests you the most in the most undisciplined, irreverent and original manner possible.
A child educated only at school is an uneducated child.
The most savage controversies are those about matters as to which there is no good evidence either way.
Education is an admirable thing, but it is well to remember from time to time that nothing that is worth knowing can be taught.
Education is the best friend. An educated person is respected everywhere. Education beats the beauty and the youth.
The first idea the child must acquire is that of the difference between good and evil.
Any sufficiently advanced technology is indistinguishable from magic.
Common sense is the collection of prejudices acquired by age eighteen.
God created man in His own image, says the Bible; philosophers reverse the process: they create God in theirs.
The fullness of knowledge only comes through the awareness of ignorance.
The deepest sin against the human mind is to believe things without evidence.