The progressive development of man is vitally dependent on invention.
The ability to observe without evaluating is the highest form of intelligence.
Just when I thought there wasn't room enough for another thought in my head, I had this great idea.
Show me a family of readers, and I will show you the people who move the world.
Knowledge, Action, Devotion are complementary to each other.
Education is an ornament for the prosperous, a refuge for the unfortunate.
The only good is knowledge and the only evil is ignorance.
You can never learn less, you can only learn more.
Investigate, educate and organize.
It is what you read when you don't have to that determines what you will be when you can't help it.
In mathematics you don't understand things. You just get used to them.
Industrialize or perish.
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.
Don't learn to do, but learn in doing.
Education is a system of imposed ignorance.
In order to stave off covetouness, greed, and spite, citizens world over must be educated.
Courage, conviction and confidence.
Better know nothing than half-know many things.
I decided to teach because I think that any person who studies philosophy has to be involved actively.
Real knowledge is to know the extent of one's ignorance.
The only true wisdom is in knowing you know nothing.