Just because I don't care doesn't mean I don't understand.
Science is what we have learned about how to keep from fooling ourselves.
Medicine is my lawful wife and literature my mistress; when I get tired of one, I spend the night with the other.
A cynic is a man who knows the price of everything, and the value of nothing.
All sciences are vain and full of errors that are not born of Experience, the mother of all Knowledge.
As we acquire more knowledge, things do not become more comprehensible but more mysterious.
To every action there is always an equal and opposite or contrary, reaction
Knowledge, Action, Devotion are complementary to each other.
The books that the world calls immoral are books that show the world its own shame.
A witty saying proves nothing.
Necessity is the mother of invention.
The direction in which education starts a man will determine his future in life
Study without desire spoils the memory, and it retains nothing that it takes in.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it.
Education is the ability to listen to almost anything without losing your temper or your self-confidence.
It is beyond a doubt that all our knowledge begins with experience.
You can never be overdressed or overeducated.
That men do not learn very much from the lessons of history is the most important of all the lessons that history has to teach.
He who would learn to fly one day must first learn to stand and walk and run and climb and dance; one cannot fly into flying.
Make it a rule never to give a child a book you would not read yourself.
A child miseducated is a child lost.