Always recognize that human individuals are ends, and do not use them as means to your end.

Science is organized knowledge. Wisdom is organized life

It is beyond a doubt that all our knowledge begins with experience.

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

We can judge the heart of a man by his treatment of animals.

Two things fill the mind with ever new and increasing admiration and awe, the oftener and more steadily we reflect on them: the starry heavens above me and the moral law within me.

Three things tell a man: his eyes, his friends and his favorite quotes

You only know me as you see me, not as I actually am

The greatest human quest is to know what one must do in order to become a human being.

All our knowledge begins with the senses, proceeds then to the understanding, and ends with reason. There is nothing higher than reason.

Do the right thing because it is right.

Some men have thousands of reasons why they cannot do something, when all they need is one reason why they can.

My troubles are over, and I am finally home.

For through wondering human beings now and in the beginning have been led to philosophizing.

Given how few young people actually read the newspaper, it's a good thing they'll be reading a newspaper on a screen.

I can do everything I want to do.

Stop thanking god for your parking spot. He had nothing to do with it, and if he did, I want nothing to do with him.

U.S. certainly are not warlike. We don't want that. We want to make money, which I always thought was one of the most admirable things about Americans.

Tread softly upon the earth because the faces of the unborn look up at you.

Things do not always happen the way I would have wanted, and it's best that I get used to that.