“Thoughts without content are empty, intuitions without concepts are blind.”

You must, therefore you can. A free will and a will subject to moral laws are one and the same thing.

All human cognition begins with intuitions, proceeds from thence to conceptions, and ends with ideas.

All so-called moral interest consists simply in respect for the law.

War seems to be ingrained in human nature, and even to be regarded as something noble to which man is inspired by his love of honor, without selfish motives.

Human beings are never to be treated as a means but always as ends.

It is certainly a bad sign of common sense to appeal to it as a witness.

To be is to do.

But only he who, himself enlightened, is not afraid of shadows.

Rules for happiness: something to do, someone to love, something to hope for.

Things which as effects presuppose others as causes cannot be reciprocally at the same time causes of these.

Freedom, is a property of all rational beings.

Nature is beautiful because it looks like Art; and Art can only be called beautiful if we are conscious of it as Art while yet it looks like Nature.

The enjoyment of power inevitably corrupts the judgement of reason, and perverts its liberty.

Morality is not properly the doctrine of how we may make ourselves happy, but how we may make ourselves worthy of happiness.

Woman wants control, man self-control.

Two things fill the mind with ever-increasing wonder and awe, the more often and the more intensely the mind of thought is drawn to them: the starry heavens above me and the moral law within me.

Night time thoughts lead nowhere but into melancholy.

I want to be a mature artist with a different kind of thinking.

Think of many things. Never place your happiness in one person’s power. Be just to yourself.

We live our lives based on who we think we are.

Think where man’s glory most begins and ends, and say my glory was I had such friends.

I think it’s sort of a rite of passage for a British actor to try and get the American accent and have a good crack at doing that.

This is like one thing that I’ve tried to do, and I think successfully, that when you realize that nothing really belongs to you, you begin to appreciate having an understanding of just where your head is at, and you feel so much better.

We’ve already been through some of our worst – thinking there never was.