Never do today what you can put off till tomorrow. Delay may give clearer light as to what is best read more

Never do today what you can put off till tomorrow. Delay may give clearer light as to what is best to be done.

Every politician, clergyman, educator, or physician, in short, anyone dealing with human individuals, is bound to make grave mistakes if read more

Every politician, clergyman, educator, or physician, in short, anyone dealing with human individuals, is bound to make grave mistakes if he ignores these two great truths of population zoology: (1) no two individuals are alike, and (2) both environment and genetic endowment make a contribution to nearly every trait.

Civilized ages inherit the human nature which was victorious in barbarous ages, and that nature is, in many respects, not read more

Civilized ages inherit the human nature which was victorious in barbarous ages, and that nature is, in many respects, not at all suited to civilized circumstances.

It is not at all simple to understand the simple.

It is not at all simple to understand the simple.

The battle to feed all of humanity is over. In the 1970s and 1980s hundreds of millions of people will read more

The battle to feed all of humanity is over. In the 1970s and 1980s hundreds of millions of people will starve to death...

Morality, like other inputs into the social process, follows the law of diminishing returns- meaning ultimately, negative returns. People can read more

Morality, like other inputs into the social process, follows the law of diminishing returns- meaning ultimately, negative returns. People can be too moral.

Never underestimate the power of human stupidity.

Never underestimate the power of human stupidity.

I have steadily endeavored to keep my mind free so as to give up any hypothesis, however much beloved (and read more

I have steadily endeavored to keep my mind free so as to give up any hypothesis, however much beloved (and I cannot resist forming one on every subject), as soon as the facts are shown to be opposed to it.

I think I am better than the people who are trying to reform me.

I think I am better than the people who are trying to reform me.