A cynic is a man who knows the price of everything, and the value of nothing.
Science is a way of thinking much more than it is a body of knowledge.
Science is what we have learned about how to keep from fooling ourselves.
The real solution lies in a world in which charity will have become unnecessary.
The whole of science is nothing more than a refinement of everyday thinking.
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.
If the facts don't fit the theory, change the facts.
Books are for people who wish they were somewhere else.
It is beyond a doubt that all our knowledge begins with experience.
All stable processes we shall predict. All unstable processes we shall control.
Civilization is a race between disaster and education.
Education is the kindling of a flame, not the filling of a vessel.
Books! I dunno if I ever told you this, but books are the greatest gift one person can give another.
It is better to know how to learn than to know.
Educate the children and it won't be necessary to punish the men.
God created man in His own image, says the Bible; philosophers reverse the process: they create God in theirs.
What is freedom of expression? Without the freedom to offend, it ceases to exist.
Know what you are talking about.
The reading of all good books is like conversation with the finest men of past centuries.
Common sense is the collection of prejudices acquired by age eighteen.
Suddenly degrees aren't worth anything. Isn't that true? When I was a student, if you had a degree, you had a job. If you didn't have a job it's because you didn't want one. And I didn't want one, frankly.