The knowledge of all things is possible
A little knowledge that acts is worth infinitely more than much knowledge that is idle.
Although modesty is natural to man, it is not natural to children. Modesty only begins with the knowledge of evil.
No man's knowledge here can go beyond his experience.
Books! I dunno if I ever told you this, but books are the greatest gift one person can give another.
Necessity is the mother of invention.
If you can't explain it simply, you don't understand it well enough.
Action not backed by knowledge and knowledge not translatable into action, both can not stand the test of time.
Patience is a virtue, and I'm learning patience. It's a tough lesson.
Don't learn to do, but learn in doing.
All stable processes we shall predict. All unstable processes we shall control.
Books are as useful to a stupid person as a mirror is useful to a blind person.
It is not enough for the teacher to love the child. She must first love and understand the universe. She must prepare herself, and truly work at it.
Technology is just a tool. In terms of getting the kids working together and motivating them, the teacher is the most important.
A witty saying proves nothing.
Science is a way of thinking much more than it is a body of knowledge.
Don't worry that children never listen to you; worry that they are always watching you.
Science is what we have learned about how to keep from fooling ourselves.
We could never learn to be brave and patient, if there were only joy in the world
The whole of science is nothing more than a refinement of everyday thinking.
Men are born ignorant, not stupid. They are made stupid by education.