Ingratitude is the essence of vileness.

Quote by Immanuel Kant

Topics: Gratitude Quotes, Ingratitude Quotes

He who is cruel to animals becomes hard also in his dealings with men. We...

He who is cruel to animals becomes hard also in his dealings with men. We...

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...

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

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

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...

The question is not so much whether there is life on Mars as whether it...

The question is not so much whether there is life on Mars as whether it...

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...

Fallacious and misleading arguments are most easily detected if set out in correct syllogistic form

Fallacious and misleading arguments are most easily detected if set out in correct syllogistic form

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

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

What are the aims which are at the same time duties? They are perfecting of...

What are the aims which are at the same time duties? They are perfecting of...

All thought must, directly or indirectly, by way of certain characters, relate ultimately to intuitions,...

All thought must, directly or indirectly, by way of certain characters, relate ultimately to intuitions,...

Act that your principle of action might safely be made a law for the whole...

Act that your principle of action might safely be made a law for the whole...

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...

Reason does not work instinctively, but requires trial, practice, and instruction in order to gradually...

Reason does not work instinctively, but requires trial, practice, and instruction in order to gradually...

From such crooked wood as that which man is made of, nothing straight can be...

From such crooked wood as that which man is made of, nothing straight can be...

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

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

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.

Intuition and concepts constitute... the elements of all our knowledge, so that neither concepts without...

Intuition and concepts constitute... the elements of all our knowledge, so that neither concepts without...

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...

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.

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

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