Considered in this milieu, the detective―in his role of disentangler of enigmas―becomes an investigator into the mysteries of the cosmos.

Something unknown is doing we don’t know what―that is what our theory amounts to.

To a request to explain what an electron really is supposed to be we can only answer, “It is part of the A B C of physics”.

As a scientist I simply do not believe that the present order of things started off with a bang.

I shall use the phrase “time’s arrow” to express this one-way property of time which has no analogue in space.

[T]he nightmare of infinity still arises in regard to time. The world is closed in its space dimensions like a sphere, but it is open at both ends in the time dimension.

A slow sort of country!’ said the Queen. ‘Now, HERE, you see, it takes all the running YOU can do, to keep in the same place.

“The time has come,” the Walrus said,
“To talk of many things:
Of shoes–and ships–and sealing-wax–
Of cabbages–and kings–
And why the sea is boiling hot–
And whether pigs have wings.”

‘Begin at the beginning,’ the King said, very gravely.