I do not know how to teach philosophy without becoming a disturber of the peace.
If you're not learning while you're earning, you're cheating yourself out of the better portion of your compensation.
Science is not only a disciple of reason but, also, one of romance and passion.
Just when I thought there wasn't room enough for another thought in my head, I had this great idea.
No power and no treasure can outweigh the extension of our knowledge.
If one cannot enjoy reading a book over and over again, there is no use in reading it at all.
A little knowledge that acts is worth infinitely more than much knowledge that is idle.
Evil being the root of mystery, pain is the root of knowledge.
No man's knowledge here can go beyond his experience.
Opinion is the medium between knowledge and ignorance.
The white man is very clever. He came quietly and peaceably with his religion. We were amused at his foolishness and allowed him to stay. Now he has won our brothers, and our clan can no longer act like one. He has put a knife on the things that held us together and we have fallen apart.
Knowing is not enough; we must apply. Willing is not enough; we must do.
Education is a system of imposed ignorance.
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.
Reading furnishes the mind only with materials of knowledge; it is thinking that makes what we read ours.
There is no authority who decides what is a good idea.
Learn as though you would never be able to master it; hold it as though you would be in fear of losing it.
Action not backed by knowledge and knowledge not translatable into action, both can not stand the test of time.
What is freedom of expression? Without the freedom to offend, it ceases to exist.
When you know better you do better.
Courage, conviction and confidence.
