Who make the best of it, nor vainly try above its plane to rise.
Nay, nay: I know already your reply;
I have been through the whole long years ago;
I have soared up as far as soul can fly,
I have dug down as far as mind can go;
But always found, at certain depth or height,
The bar that separates the infinite
From finite powers, against whose strength immutable we beat in vain,
Or circle round only to find ourselves at starting-point again.
If you must for yourself find out this truth,