Science is not only a disciple of reason but, also, one of romance and passion.
Imagination is more important than knowledge.
If you're teaching today what you were teaching five years ago, either the field is dead or you are.
Necessity is the mother of invention.
We could never learn to be brave and patient, if there were only joy in the world
The knowledge of all things is possible
Education is a human right with immense power to transform. On its foundation rest the cornerstones of freedom, democracy and sustainable human development.
All knowledge that the world has ever received comes from the mind; the infinite library of the universe is in our own mind.
Seek knowledge from the cradle to the grave.
When you know better you do better.
Knowing is not enough; we must apply. Willing is not enough; we must do.
They say a little knowledge is a dangerous thing, but it's not one half so bad as a lot of ignorance.
I am indebted to my father for living, but to my teacher for living well.
An investment in knowledge pays the best interest.
Books! I dunno if I ever told you this, but books are the greatest gift one person can give another.
I do not know how to teach philosophy without becoming a disturber of the peace.
I learned very early the difference between knowing the name of something and knowing something.
A thought is an idea in transit.
Science is what we have learned about how to keep from fooling ourselves.
A child educated only at school is an uneducated child.
The progressive development of man is vitally dependent on invention.