Seek knowledge from the cradle to the grave.
An investment in knowledge pays the best interest.
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.
You can never learn less, you can only learn more.
What is freedom of expression? Without the freedom to offend, it ceases to exist.
If help and salvation are to come, they can only come from the children, for the children are the makers of men.
The secret of life is not enjoyment but education through experience.
To every action there is always an equal and opposite or contrary, reaction
Dare to think for yourself.
As we acquire more knowledge, things do not become more comprehensible but more mysterious.
God created man in His own image, says the Bible; philosophers reverse the process: they create God in theirs.
The white man is very clever. He came quietly and peaceably with his religion. We were amused at his foolishness and allowed him to stay. Now he has won our brothers, and our clan can no longer act like one. He has put a knife on the things that held us together and we have fallen apart.
We could never learn to be brave and patient, if there were only joy in the world
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it.
The man who does not read good books has no advantage over the man who can't read them.
My weapon is literature
Necessity is the mother of invention.
It is possible to fly without motors, but not without knowledge and skill.
The ability to observe without evaluating is the highest form of intelligence.
The knowledge of all things is possible
The progressive development of man is vitally dependent on invention.
