Language is courage: the ability to conceive a thought, to speak it, and by doing so to make it true.
Real learning comes about when the competitive spirit has ceased.
God created man in His own image, says the Bible; philosophers reverse the process: they create God in theirs.
Evil being the root of mystery, pain is the root of knowledge.
What is now proved was once only imagined.
The progressive development of man is vitally dependent on invention.
It is possible to fly without motors, but not without knowledge and skill.
A thought is an idea in transit.
If there were no bad people, there would be no good lawyers.
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.
I am a part of everything that I have read.
It is what you read when you don't have to that determines what you will be when you can't help it.
It is beyond a doubt that all our knowledge begins with experience.
A man who has never gone to school may steal a freight car; but if he has a university education, he may steal the whole railroad.
If one cannot enjoy reading a book over and over again, there is no use in reading it at all.
I learned very early the difference between knowing the name of something and knowing something.
Reading furnishes the mind only with materials of knowledge; it is thinking that makes what we read ours.
Any man who reads too much and uses his own brain too little falls into lazy habits of thinking.
The knowledge of all things is possible
The fullness of knowledge only comes through the awareness of ignorance.
I prefer the company of peasants because they have not been educated sufficiently to reason incorrectly.