They say a little knowledge is a dangerous thing, but it's not one half so bad as a lot of ignorance.
Books! I dunno if I ever told you this, but books are the greatest gift one person can give another.
The first idea the child must acquire is that of the difference between good and evil.
Real knowledge is to know the extent of one's ignorance.
Study hard what interests you the most in the most undisciplined, irreverent and original manner possible.
I had rather excel others in the knowledge of what is excellent, than in the extent of my power and dominion
I am so clever that sometimes I don't understand a single word of what I am saying.
Reading is to the mind what exercise is to the body.
A child miseducated is a child lost.
Physics is like sex: sure, it may give some practical results, but that's not why we do it.
If you're not learning while you're earning, you're cheating yourself out of the better portion of your compensation.
I cannot teach anybody anything. I can only make them think
The delight of opening a new pursuit, or a new course of reading, imparts the vivacity and novelty of youth even to old age.
If I have seen further it is by standing on the shoulders of Giants.
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.
Science is what we have learned about how to keep from fooling ourselves.
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.
Dare to think for yourself.
Although modesty is natural to man, it is not natural to children. Modesty only begins with the knowledge of evil.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it.
Action not backed by knowledge and knowledge not translatable into action, both can not stand the test of time.