When you want to organize knowledge. you will be careful to base the classification upon essential qualities. You will thus read more

When you want to organize knowledge. you will be careful to base the classification upon essential qualities. You will thus derive classes in which the members have the greatest amount of resemblance to one another and the greatest amount of difference from the members of other classes. But suppose that, instead of organizing knowledge, you set out to organize ignorance and prejudice. You will then do precisely the opposite...You will keep the classification vague and flexible, so that it can be made to include just whatever individuals you choose.

The greatest people will be those who possess the best capacities, cultivated with the best habits.

The greatest people will be those who possess the best capacities, cultivated with the best habits.

When you say that you agree to a thing in principle you mean that you have not the slightest intention read more

When you say that you agree to a thing in principle you mean that you have not the slightest intention of carrying it out in practice.

No one is truly literate who cannot read his own heart.

No one is truly literate who cannot read his own heart.

Let us face ourselves bravely as we are. For only a philosophy that recognizes reality can lead us into true read more

Let us face ourselves bravely as we are. For only a philosophy that recognizes reality can lead us into true happiness, and only that kind of philosophy is sound and healthy.

To be truly selfish one needs a degree of self-esteem. The self-despisers are less intent on their own increase than read more

To be truly selfish one needs a degree of self-esteem. The self-despisers are less intent on their own increase than on the diminution of others. Where self-esteem is unattainable, envy takes the place of greed.

Action may not always bring happiness; but there is no happiness without action.

Action may not always bring happiness; but there is no happiness without action.

Impartial observers from other planets would consider ours an utterly bizarre enclave if it were populated by birds, defined as read more

Impartial observers from other planets would consider ours an utterly bizarre enclave if it were populated by birds, defined as flying animals, that nevertheless rarely or never actually flew. They would also be perplexed if they encountered in our seas, lakes, rivers, and ponds, creatures defined as swimmers that never did any swimming. But they would be even more surprised to encounter a species defined as a thinking animal if, in fact, the creature very rarely indulged in actual thinking.

Everyone thinks of changing the world, but no one thinks of changing himself.

Everyone thinks of changing the world, but no one thinks of changing himself.