To mix science up with philosophy is only to produce a philosophy that has lost all its ideal value and a science that has lost all its practical value. It is for my private physician to tell me whether this or that food will kill me. It is for my private philosopher to tell me whether I ought to be killed.

If seeds in the black earth can turn into such beautiful roses, what might not the heart of man become in its long journey toward the stars?

In the glad old days, before the rise of modern morbidities...it used to be thought a disadvantage to be misunderstood.

There are some desires that are not desirable.

It is a mathematical fact that if a line be not perfectly directed towards a point, it will actually go further away from it as it comes nearer to it.

Now, among the heresies that are spoken in this matter is the habit of calling a grey day a "colourless" day. Grey is a colour, and can be a very powerful and pleasing colour.... A grey clouded sky is indeed a canopy between us and the sun; so is a green tree, if it comes to that. But the grey umbrellas differ as much as the green in their style and shape, in their tint and tilt. One day may be grey like steel, and another grey like dove’s plumage. One may seem grey like the deathly frost, and another grey like the smoke of substantial kitchens.

If, therefore, nonsense is really to be the literature of the future, it must have its own version of the Cosmos to offer; the world must not only be tragic, romantic, and religious, it must be nonsensical also.