Education is a human right with immense power to transform. On its foundation rest the cornerstones of freedom, democracy and sustainable human development.

Real knowledge is to know the extent of one's ignorance.

Physics is like sex: sure, it may give some practical results, but that's not why we do it.

It is better to know how to learn than to know.

We could never learn to be brave and patient, if there were only joy in the world

A thought is an idea in transit.

Seek knowledge from the cradle to the grave.

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.

There is nothing more notable in Socrates than that he found time, when he was an old man, to learn music and dancing, and thought it time well spent.

It took us three years to build the NeXT computer. If we'd given customers what they said they wanted, we'd have built a computer they'd have been happy with a year after we spoke to them - not something they'd want now.

Knowledge becomes evil if the aim be not virtuous.

Know what you are talking about.

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

I do not know how to teach philosophy without becoming a disturber of the peace.

To every action there is always an equal and opposite or contrary, reaction

If you want the present to be different from the past, study the past.

Educate the children and it won't be necessary to punish the men.

Imagination is more important than knowledge.

I have just three things to teach: simplicity, patience, compassion. These three are your greatest treasures.

Learning never exhausts the mind.