Cogito, ergo sum. (I think, therefore I am) —Descartes

It is by teaching that we teach ourselves, by relating that we observe, by affirming that we examine, by showing that we look, by writing that we think, by pumping that we draw water into the well. —Henri-Frédéric Amiel

I want to know the mind of God. Everything else is detail. —Albert Einstein

In times of change, the learner will inherit the earth while the learned are beautifully equipped for a world that no longer exists. —Eric Hoffer

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

The real voyage of discovery consists not in seeking new lands, but in seeing with new eyes. —Marcel Proust

The teacher if he is indeed wise does not teach bid you to enter the house of wisdom but leads you to the threshold of your own mind. —Khalil Gilbran

I cannot teach anybody anything, I can only make them think. —Socrates

There is a way to do it better...find it. —Thomas Edison

Man's mind, once stretched by a new idea, never regains its original dimensions. —Oliver Wendell Holmes

The road to wisdom? Well, it's plain
and simple to express:
Err
and err
and err again
but less
and less
and less.  —Piet Hein, Danish inventor and poet.

Before you become too entranced with gorgeous gadgets and mesmerizing video displays, let me remind you that information is not knowledge, knowledge is not wisdom, and wisdom is not foresight. Each grows out of the other, and we need them all.  —Arthur C. Clarke

Creative minds always have been known to survive any kind of bad training. —Anna Freud

Far and away the best prize that life offers is the chance to work hard at work worth doing. —Theodore Roosevelt

Here is Edward Bear, coming downstairs now, bump, bump, bump, on the back of his head behind Christopher Robin. It is, as far as he knows, the only way of coming downstairs, but sometimes he feels there really is another way, if only he could stop bumping for a moment and think of it. —A.A. Milne, Winnie the Pooh

Nothing that is worth knowing can be taught. –Oscar Wilde, 1854-1900

Discovery consists of seeing what everybody has seen and thinking what nobody has thought. –Albert von Szent-Gyorgyi, 1893-1986

Seeking to know is only too often learning to doubt. –Antoinette du ligier de la Garde Deshoulieres, 1638-1694

Nothing is more dangerous than an idea, when it’s the only one we have. –Emile August Chartier, 1868-1951

Big ideas are so hard to recognize, so fragile, so easy to kill. –John Elliott Jr., 1937

Why should a man’s mind have been thrown into such close, sad, sensational, inexplicable relations with such a precarious object as his body? –Thomas Hardy, 1840-1928

An invasion of armies can be resisted, but not an idea whose time has come. –Victor Hugo, 1802-1885

We never do anything well till we cease to think about the manner of doing it. –William Hazlitt, 1788-1830

Wear your learning, like your watch, in a private pocket; and do not pull it out and strike it, merely to show that you have one. –Lord Philip Dormer Stanhope Chesterfield, 1694-1773

He who has begun has half done. Dare to be wise; begin! –Horace, 65-8 B.C.