The question is not so much whether there is life on Mars as whether it will continue to be possible to live on Earth

Quote by Immanuel Kant

Topics: Future Quotes, Living Quotes, Universe Quotes

Ours is an age of criticism, to which everything must be subjected. The sacredness of...

Ours is an age of criticism, to which everything must be subjected. The sacredness of...

But although all our knowledge begins with experience, it does not follow that it arises...

But although all our knowledge begins with experience, it does not follow that it arises...

By a lie, a man... annihilates his dignity as a man.

By a lie, a man... annihilates his dignity as a man.

Even philosophers will praise war as ennobling mankind, forgetting the Greek who said: 'War is...

Even philosophers will praise war as ennobling mankind, forgetting the Greek who said: 'War is...

All our knowledge begins with the senses, proceeds then to the understanding, and ends with...

All our knowledge begins with the senses, proceeds then to the understanding, and ends with...

If man makes himself a worm he must not complain when he is trodden on.

If man makes himself a worm he must not complain when he is trodden on.

Man must be disciplined, for he is by nature raw and wild

Man must be disciplined, for he is by nature raw and wild

So act that your principle of action might safely be made a law for the...

So act that your principle of action might safely be made a law for the...

In law a man is guilty when he violates the rights of others. In ethics...

In law a man is guilty when he violates the rights of others. In ethics...

I had therefore to remove knowledge, in order to make room for belief.

I had therefore to remove knowledge, in order to make room for belief.

No-one can compel me to be happy in accordance with his conception of the welfare...

No-one can compel me to be happy in accordance with his conception of the welfare...

Seek not the favor of the multitude; it is seldom got by honest and lawful...

Seek not the favor of the multitude; it is seldom got by honest and lawful...

Experience without theory is blind, but theory without experience is mere intellectual play.

Experience without theory is blind, but theory without experience is mere intellectual play.

That Logic has advanced in this sure course, even from the earliest times, is apparent...

That Logic has advanced in this sure course, even from the earliest times, is apparent...

All the interests of my reason, speculative as well as practical, combine in the three...

All the interests of my reason, speculative as well as practical, combine in the three...

A categorical imperative would be one which represented an action as objectively necessary in itself,...

A categorical imperative would be one which represented an action as objectively necessary in itself,...

Two things fill the mind with ever new and increasing wonder and awe - the...

Two things fill the mind with ever new and increasing wonder and awe - the...

My mind to me a kingdom is; Such present joys therein I find that it...

My mind to me a kingdom is; Such present joys therein I find that it...

In the indifferent eyes of nature only the fit survive. On the other hand, God...

In the indifferent eyes of nature only the fit survive. On the other hand, God...

Never to forget, your mind is greater than our mighty universe...

Never to forget, your mind is greater than our mighty universe...