“Simply to acquiesce in skepticism can never suffice to overcome the restlessness of reason.”

From the crooked timber of humanity, a straight board cannot be hewn.

Happiness is not an ideal of reason, but of imagination.

Never wish to see a just cause defended with unjust means.

A great part, perhaps the greatest part, of the business of our reason consists in the analysation of the conceptions which we already possess of objects.

How then is perfection to be sought? Wherein lies our hope? In education, and in nothing else.

By a lie a man throws away, and as it were, annihilates his dignity as a man.

The hand is the visible part of the brain.

Have the courage to use your own reason- That is the motto of enlightenment.

What can I know? What ought I to do? What can I hope?

Dignity is a value that creates irreplaceability.

Give me matter, and I will construct a world out of it!

Enlightenment is man’s emergence from his self-imposed immaturity. Immaturity is the inability to use one’s understanding without guidance from another.

The history of nature, begins with good, for it is God’s work; the history of freedom begins with badness, for it is man’s work.

Nothing is divine but what is agreeable to reason.

If the truth shall kill them, let them die.

Experience may teach us what is, but never that it cannot be otherwise.

I learned how important it is to entertain people and give them a reason to come and watch you play.

There are those who reason well, but they are greatly outnumbered by those who reason badly.

Nature is relentless and unchangeable, and it is indifferent as to whether its hidden reasons and actions are understandable to man or not.

I imagine one of the reasons people cling to their hates so stubbornly is because they sense, once hate is gone, they will be forced to deal with pain.

Politically, the goal of today’s dominant trend is statism. Philosophically, the goal is the obliteration of reason; psychologically, it is the erosion of ambition.

If we admit that human life can be ruled by reason, then all possibility of life is destroyed.

There’s no reason to have a plan B because it distracts from plan A.

Love. The reason I dislike that word is that it means too much for me, far more than you can understand.