The most savage controversies are those about matters as to which there is no good evidence either way.
Study without desire spoils the memory, and it retains nothing that it takes in.
Knowing others is wisdom, knowing yourself is Enlightenment.
It took us three years to build the NeXT computer. If we'd given customers what they said they wanted, we'd have built a computer they'd have been happy with a year after we spoke to them - not something they'd want now.
There is nothing more awful, insulting, and depressing than banality.
Knowledge is power. Information is liberating. Education is the premise of progress, in every society, in every family.
A little knowledge is a dangerous thing. So is a lot.
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.
What is now proved was once only imagined.
When I am attacked by gloomy thoughts, nothing helps me so much as running to my books. They quickly absorb me and banish the clouds from my mind.
The only true wisdom is in knowing you know nothing.
I learned very early the difference between knowing the name of something and knowing something.
He who would learn to fly one day must first learn to stand and walk and run and climb and dance; one cannot fly into flying.
Educate the children and it won't be necessary to punish the men.
Many much-learned men have no intelligence.
If help and salvation are to come, they can only come from the children, for the children are the makers of men.
Education is the kindling of a flame, not the filling of a vessel.
I have just three things to teach: simplicity, patience, compassion. These three are your greatest treasures.
Education is a system of imposed ignorance.
The more I read, the more I acquire, the more certain I am that I know nothing.
The books that the world calls immoral are books that show the world its own shame.