I like poems you can tack all over with a hammer and there are no hollow places.
Words can be like X-rays if you use them properly - they'll go through anything. You read and you?re pierced.
Opinion is the medium between knowledge and ignorance.
A little knowledge is a dangerous thing. So is a lot.
A witty saying proves nothing.
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.
The most savage controversies are those about matters as to which there is no good evidence either way.
The only true wisdom is in knowing you know nothing.
As we acquire more knowledge, things do not become more comprehensible but more mysterious.
Science is not only a disciple of reason but, also, one of romance and passion.
Don't learn to do, but learn in doing.
All knowledge that the world has ever received comes from the mind; the infinite library of the universe is in our own mind.
Science is a way of thinking much more than it is a body of knowledge.
Men are born ignorant, not stupid. They are made stupid by education.
When you know better you do better.
A thought is an idea in transit.
It is better to know how to learn than to know.
Science is a rising force, It is creating a new world about us. It needs to be watched and pressed into service, and in any case, it would be courting disaster to ignore it.
Learn as though you would never be able to master it; hold it as though you would be in fear of losing it.
In mathematics you don't understand things. You just get used to them.
The man who is fond of books is usually a man of lofty thought, and elevated opinions.