Civilization is a race between disaster and education.
Investigate, educate and organize.
Show me a family of readers, and I will show you the people who move the world.
In mathematics you don't understand things. You just get used to them.
Just because I don't care doesn't mean I don't understand.
Don't worry that children never listen to you; worry that they are always watching you.
What is now proved was once only imagined.
For a successful technology, reality must take precedence over public relations, for Nature cannot be fooled.
There is no authority who decides what is a good idea.
It is beyond a doubt that all our knowledge begins with experience.
Know what you are talking about.
If one cannot enjoy reading a book over and over again, there is no use in reading it at all.
Education is the ability to listen to almost anything without losing your temper or your self-confidence.
You can never learn less, you can only learn more.
Reading is to the mind what exercise is to the body.
I am so clever that sometimes I don't understand a single word of what I am saying.
God created man in His own image, says the Bible; philosophers reverse the process: they create God in theirs.
No power and no treasure can outweigh the extension of our knowledge.
Seek knowledge from the cradle to the grave.
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.
Common sense is the collection of prejudices acquired by age eighteen.