If I have seen further it is by standing on the shoulders of Giants.

Integrity without knowledge is weak and useless, and knowledge without integrity is dangerous and dreadful.

Know what you are talking about.

I had rather excel others in the knowledge of what is excellent, than in the extent of my power and dominion

My weapon is literature

The great difficulty in education is to get experience out of ideas.

What sculpture is to a block of marble, education is to a human soul.

It is possible to fly without motors, but not without knowledge and skill.

I have no special talents. I am only passionately curious.

I learned very early the difference between knowing the name of something and knowing something.

All sciences are vain and full of errors that are not born of Experience, the mother of all Knowledge.

Most people have never learned that one of the main aims in life is to enjoy it.

Real learning comes about when the competitive spirit has ceased.

The only good is knowledge and the only evil is ignorance.

Action not backed by knowledge and knowledge not translatable into action, both can not stand the test of time.

The most important part of teaching is to teach what it is to know.

Many much-learned men have no intelligence.

Learning never exhausts the mind.

Language is courage: the ability to conceive a thought, to speak it, and by doing so to make it true.

Any man who reads too much and uses his own brain too little falls into lazy habits of thinking.

If you're teaching today what you were teaching five years ago, either the field is dead or you are.