Better know nothing than half-know many things.

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

The secret of life is not enjoyment but education through experience.

The deepest sin against the human mind is to believe things without evidence.

The schools ain't what they used to be and never was.

All stable processes we shall predict. All unstable processes we shall control.

What we know is a drop, what we don't know is an ocean.

When I am attacked by gloomy thoughts, nothing helps me so much as running to my books. They quickly absorb me and banish the clouds from my mind.

Reading without reflecting is like eating without digesting.

The direction in which education starts a man will determine his future in life

Necessity is the mother of invention.

I am indebted to my father for living, but to my teacher for living well.

Many much-learned men have no intelligence.

Books! I dunno if I ever told you this, but books are the greatest gift one person can give another.

A man who has never gone to school may steal a freight car; but if he has a university education, he may steal the whole railroad.

Knowledge, Action, Devotion are complementary to each other.

Knowing is not enough; we must apply. Willing is not enough; we must do.

A little knowledge that acts is worth infinitely more than much knowledge that is idle.

Education is the best friend. An educated person is respected everywhere. Education beats the beauty and the youth.

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

Dare to think for yourself.