We find a place for what we lose. Although we know that after such a loss the acute stage of mourning will subside, we also know that we shall remain inconsolable and will never find a substitute. No matter what may fill the gap, even if it be filled completely, it nevertheless remains something else.

Humanity is in the highest degree irrational, so that there is no prospect of influencing it by reasonable arguments. Against prejudice one can do nothing.

I should like to raise the question whether the inevitable stunting of the sense of smell as a result of man's turning away from the earth, and the organic repression of the smell-pleasure produced by it, does not largely share in his predisposition to nervous diseases.

Maturity is the ability to postpone gratification.

The only person with whom you have to compare ourselves, is that you in the past. And the only per-son better you should be, this is who you are now.

Not all men are worthy of love.

The first requisite of civilization, therefore, is that of justice — that is, the assurance that a law once made will not be broken in favour of an individual. This implies nothing as to the ethical value of such a law.