Better know nothing than half-know many things.
It is better to know how to learn than to know.
Courage, conviction and confidence.
A thought is an idea in transit.
Seek knowledge from the cradle to the grave.
Although modesty is natural to man, it is not natural to children. Modesty only begins with the knowledge of evil.
I don't look on poetry as closed works. I feel they're going on all the time in my head and I occasionally snip off a length.
I cannot teach anybody anything. I can only make them think
The highest activity a human being can attain is learning for understanding, because to understand is to be free.
Opinion is the medium between knowledge and ignorance.
Education is a human right with immense power to transform. On its foundation rest the cornerstones of freedom, democracy and sustainable human development.
Education is our passport to the future, for tomorrow belongs to the people who prepare for it today.
What we know is a drop, what we don't know is an ocean.
What is freedom of expression? Without the freedom to offend, it ceases to exist.
If the facts don't fit the theory, change the facts.
We could never learn to be brave and patient, if there were only joy in the world
With educated people, I suppose, punctuation is a matter of rule; with me it is a matter of feeling. But I must say I have great respect for the semi-colon; it's a useful little chap.
Just when I thought there wasn't room enough for another thought in my head, I had this great idea.
The more I read, the more I acquire, the more certain I am that I know nothing.
Knowing is not enough; we must apply. Willing is not enough; we must do.
Medicine is my lawful wife and literature my mistress; when I get tired of one, I spend the night with the other.