Courage, conviction and confidence.

Knowledge becomes evil if the aim be not virtuous.

Science is not only a disciple of reason but, also, one of romance and passion.

If you can't explain it simply, you don't understand it well enough.

To educate a person in the mind but not in morals is to educate a menace to society.

Any man who reads too much and uses his own brain too little falls into lazy habits of thinking.

I don't look on poetry as closed works. I feel they're going on all the time in my head and I occasionally snip off a length.

Just when I thought there wasn't room enough for another thought in my head, I had this great idea.

Education is the ability to listen to almost anything without losing your temper or your self-confidence.

The highest activity a human being can attain is learning for understanding, because to understand is to be free.

The real solution lies in a world in which charity will have become unnecessary.

It is beyond a doubt that all our knowledge begins with experience.

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.

I like poems you can tack all over with a hammer and there are no hollow places.

My weapon is literature

As we acquire more knowledge, things do not become more comprehensible but more mysterious.

If there were no bad people, there would be no good lawyers.

Intelligence plus character-that is the goal of true education.

I do not know how to teach philosophy without becoming a disturber of the peace.

Books! I dunno if I ever told you this, but books are the greatest gift one person can give another.

Action not backed by knowledge and knowledge not translatable into action, both can not stand the test of time.